Merge pull request #8044 from thinkyhead/bf2_mesh_consolidate

[2.0.x] Simplify mesh bounds config

Marlin/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   //#define UBL_G26_MESH_VALIDATION // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/HAL/HAL.h

 #ifndef _HAL_H
 #define _HAL_H
 
-#include "../inc/SPI.h"
+#include "SPI.h"
 
 #ifdef __AVR__
   #include "HAL_AVR/HAL_AVR.h"

Marlin/src/HAL/HAL_STM32F1/HAL_spi_Stm32f1.cpp

 // --------------------------------------------------------------------------
 
 #include "../HAL.h"
-#include "SPI.h"
+#include "../SPI.h"
 #include "pins_arduino.h"
 #include "spi_pins.h"
 #include "../../core/macros.h"

Marlin/src/HAL/SPI.h

+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/**
+ * HAL/SPI.h
+ * Core Marlin definitions for SPI, implemented in the HALs
+ */
+
+#ifndef _SPI_H_
+#define _SPI_H_
+
+//#include "../inc/MarlinConfig.h"
+
+#include <stdint.h>
+
+#ifndef SPI_FULL_SPEED
+
+/**
+ * SPI speed where 0 <= index <= 6
+ *
+ * Approximate rates :
+ *
+ *  0 :  8 - 10 MHz
+ *  1 :  4 - 5 MHz
+ *  2 :  2 - 2.5 MHz
+ *  3 :  1 - 1.25 MHz
+ *  4 :  500 - 625 kHz
+ *  5 :  250 - 312 kHz
+ *  6 :  125 - 156 kHz
+ *
+ *  On AVR, actual speed is F_CPU/2^(1 + index).
+ *  On other platforms, speed should be in range given above where possible.
+ */
+
+#define SPI_FULL_SPEED      0   // Set SCK to max rate
+#define SPI_HALF_SPEED      1   // Set SCK rate to half of max rate
+#define SPI_QUARTER_SPEED   2   // Set SCK rate to quarter of max rate
+#define SPI_EIGHTH_SPEED    3   // Set SCK rate to 1/8 of max rate
+#define SPI_SIXTEENTH_SPEED 4   // Set SCK rate to 1/16 of max rate
+#define SPI_SPEED_5         5   // Set SCK rate to 1/32 of max rate
+#define SPI_SPEED_6         6   // Set SCK rate to 1/64 of max rate
+
+// Standard SPI functions
+/** Initialise SPI bus */
+void spiBegin(void);
+/** Configure SPI for specified SPI speed */
+void spiInit(uint8_t spiRate);
+/** Write single byte to SPI */
+void spiSend(uint8_t b);
+/** Read single byte from SPI */
+uint8_t spiRec(void);
+/** Read from SPI into buffer */
+void spiRead(uint8_t* buf, uint16_t nbyte);
+/** Write token and then write from 512 byte buffer to SPI (for SD card) */
+void spiSendBlock(uint8_t token, const uint8_t* buf);
+
+#endif // SPI_FULL_SPEED
+
+#endif // _SPI_H_

Marlin/src/config/default/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   //#define UBL_G26_MESH_VALIDATION // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/default/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/AlephObjects/TAZ4/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/AlephObjects/TAZ4/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/AliExpress/CL-260/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Anet/A6/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Anet/A6/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   //#define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/Anet/A8/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Anet/A8/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   //#define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/BQ/Hephestos/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/BQ/Hephestos/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/BQ/Hephestos_2/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/BQ/Hephestos_2/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M104 S0\nM84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/BQ/WITBOX/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/BQ/WITBOX/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/Cartesio/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Cartesio/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/Creality/CR-10/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   //#define UBL_G26_MESH_VALIDATION // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Creality/CR-10/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/Felix/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Felix/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/Felix/DUAL/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Folger Tech/i3-2020/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y 10
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Folger Tech/i3-2020/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/Geeetech/GT2560/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Infitary/i3-M508/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Infitary/i3-M508/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/Malyan/M150/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Malyan/M150/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/Micromake/C1/basic/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   //#define UBL_G26_MESH_VALIDATION // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Micromake/C1/enhanced/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   //#define UBL_G26_MESH_VALIDATION // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Mks/Sbase/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   //#define UBL_G26_MESH_VALIDATION // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Mks/Sbase/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/RepRapWorld/Megatronics/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/RigidBot/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/RigidBot/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/SCARA/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/SCARA/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/Sanguinololu/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   //#define UBL_G26_MESH_VALIDATION // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Sanguinololu/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/TinyBoy2/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/TinyBoy2/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/Velleman/K8200/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Velleman/K8200/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
   #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/Velleman/K8400/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/Velleman/K8400/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/Velleman/K8400/Dual-head/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/adafruit/ST7565/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/delta/generic/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/delta/generic/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/delta/kossel_mini/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/delta/kossel_mini/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/delta/kossel_pro/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/delta/kossel_pro/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/delta/kossel_xl/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/delta/kossel_xl/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/gCreate/gMax1.5+/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 45         // Mesh inset margin on print area
+  #define MESH_INSET 45         // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/gCreate/gMax1.5+/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/makibox/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/makibox/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   //#define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/stm32f103ret6/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/tvrrug/Round2/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/tvrrug/Round2/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/config/examples/wt150/Configuration.h

   //========================= Unified Bed Leveling ============================
   //===========================================================================
 
-  #define UBL_MESH_INSET 1          // Mesh inset margin on print area
+  #define MESH_INSET 1              // Mesh inset margin on print area
   #define GRID_MAX_POINTS_X 10      // Don't use more than 15 points per axis, implementation limited.
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
 
   #define UBL_G26_MESH_VALIDATION   // Enable G26 mesh validation
   #define UBL_MESH_EDIT_MOVES_Z     // Sophisticated users prefer no movement of nozzle
+  #define UBL_SAVE_ACTIVE_ON_M500   // Save the currently active mesh in the current slot on M500
 
 #elif ENABLED(MESH_BED_LEVELING)
 

Marlin/src/config/examples/wt150/Configuration_adv.h

   // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
   #define SD_DETECT_INVERTED
 
-  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+  #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
 
-  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  // using:
+  // Reverse SD sort to show "more recent" files first, according to the card's FAT.
+  // Since the FAT gets out of order with usage, SDCARD_SORT_ALPHA is recommended.
+  #define SDCARD_RATHERRECENTFIRST
+
+  // Add an option in the menu to run all auto#.g files
   //#define MENU_ADDAUTOSTART
 
   /**
   #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
 #endif
 
-// Default mesh area is an area with an inset margin on the print area.
-// Below are the macros that are used to define the borders for the mesh area,
-// made available here for specialized needs, ie dual extruder setup.
-#if ENABLED(MESH_BED_LEVELING)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
-  #elif IS_SCARA
-    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
-    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
-      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
-      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
-      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-#elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #if ENABLED(DELTA)
-    // Probing points may be verified at compile time within the radius
-    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-    // so that may be added to SanityCheck.h in the future.
-    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
-  #elif IS_SCARA
-    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
-    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
-  #else
-    // Boundaries for Cartesian probing based on set limits
-    #if ENABLED(BED_CENTER_AT_0_0)
-      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
-      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
-    #else
-      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
-      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
-      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
-    #endif
-  #endif
-
-  // If this is defined, the currently active mesh will be saved in the
-  // current slot on M500.
-  #define UBL_SAVE_ACTIVE_ON_M500
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_UBL)
+  // Override the mesh area if the automatic (max) area is too large
+  //#define MESH_MIN_X MESH_INSET
+  //#define MESH_MIN_Y MESH_INSET
+  //#define MESH_MAX_X X_BED_SIZE - (MESH_INSET)
+  //#define MESH_MAX_Y Y_BED_SIZE - (MESH_INSET)
 #endif
 
 // @section extras

Marlin/src/feature/bedlevel/ubl/ubl.cpp

       SERIAL_ECHO_SP(spaces + 3);
       serial_echo_xy(GRID_MAX_POINTS_X - 1, GRID_MAX_POINTS_Y - 1);
       SERIAL_EOL();
-      serial_echo_xy(UBL_MESH_MIN_X, UBL_MESH_MAX_Y);
+      serial_echo_xy(MESH_MIN_X, MESH_MAX_Y);
       SERIAL_ECHO_SP(spaces);
-      serial_echo_xy(UBL_MESH_MAX_X, UBL_MESH_MAX_Y);
+      serial_echo_xy(MESH_MAX_X, MESH_MAX_Y);
       SERIAL_EOL();
     }
     else {
     }
 
     if (map_type == 0) {
-      serial_echo_xy(UBL_MESH_MIN_X, UBL_MESH_MIN_Y);
+      serial_echo_xy(MESH_MIN_X, MESH_MIN_Y);
       SERIAL_ECHO_SP(spaces + 4);
-      serial_echo_xy(UBL_MESH_MAX_X, UBL_MESH_MIN_Y);
+      serial_echo_xy(MESH_MAX_X, MESH_MIN_Y);
       SERIAL_EOL();
       serial_echo_xy(0, 0);
       SERIAL_ECHO_SP(spaces + 5);

Marlin/src/feature/bedlevel/ubl/ubl.h

   void lcd_quick_feedback();
 #endif
 
-#define MESH_X_DIST (float(UBL_MESH_MAX_X - (UBL_MESH_MIN_X)) / float(GRID_MAX_POINTS_X - 1))
-#define MESH_Y_DIST (float(UBL_MESH_MAX_Y - (UBL_MESH_MIN_Y)) / float(GRID_MAX_POINTS_Y - 1))
+#define MESH_X_DIST (float(MESH_MAX_X - (MESH_MIN_X)) / float(GRID_MAX_POINTS_X - 1))
+#define MESH_Y_DIST (float(MESH_MAX_Y - (MESH_MIN_Y)) / float(GRID_MAX_POINTS_Y - 1))
 
 class unified_bed_leveling {
   private:
     // 15 is the maximum nubmer of grid points supported + 1 safety margin for now,
     // until determinism prevails
     constexpr static float _mesh_index_to_xpos[16] PROGMEM = {
-                              UBL_MESH_MIN_X +  0 * (MESH_X_DIST), UBL_MESH_MIN_X +  1 * (MESH_X_DIST),
-                              UBL_MESH_MIN_X +  2 * (MESH_X_DIST), UBL_MESH_MIN_X +  3 * (MESH_X_DIST),
-                              UBL_MESH_MIN_X +  4 * (MESH_X_DIST), UBL_MESH_MIN_X +  5 * (MESH_X_DIST),
-                              UBL_MESH_MIN_X +  6 * (MESH_X_DIST), UBL_MESH_MIN_X +  7 * (MESH_X_DIST),
-                              UBL_MESH_MIN_X +  8 * (MESH_X_DIST), UBL_MESH_MIN_X +  9 * (MESH_X_DIST),
-                              UBL_MESH_MIN_X + 10 * (MESH_X_DIST), UBL_MESH_MIN_X + 11 * (MESH_X_DIST),
-                              UBL_MESH_MIN_X + 12 * (MESH_X_DIST), UBL_MESH_MIN_X + 13 * (MESH_X_DIST),
-                              UBL_MESH_MIN_X + 14 * (MESH_X_DIST), UBL_MESH_MIN_X + 15 * (MESH_X_DIST)
+                              MESH_MIN_X +  0 * (MESH_X_DIST), MESH_MIN_X +  1 * (MESH_X_DIST),
+                              MESH_MIN_X +  2 * (MESH_X_DIST), MESH_MIN_X +  3 * (MESH_X_DIST),
+                              MESH_MIN_X +  4 * (MESH_X_DIST), MESH_MIN_X +  5 * (MESH_X_DIST),
+                              MESH_MIN_X +  6 * (MESH_X_DIST), MESH_MIN_X +  7 * (MESH_X_DIST),
+                              MESH_MIN_X +  8 * (MESH_X_DIST), MESH_MIN_X +  9 * (MESH_X_DIST),
+                              MESH_MIN_X + 10 * (MESH_X_DIST), MESH_MIN_X + 11 * (MESH_X_DIST),
+                              MESH_MIN_X + 12 * (MESH_X_DIST), MESH_MIN_X + 13 * (MESH_X_DIST),
+                              MESH_MIN_X + 14 * (MESH_X_DIST), MESH_MIN_X + 15 * (MESH_X_DIST)
                             };
 
     constexpr static float _mesh_index_to_ypos[16] PROGMEM = {
-                              UBL_MESH_MIN_Y +  0 * (MESH_Y_DIST), UBL_MESH_MIN_Y +  1 * (MESH_Y_DIST),
-                              UBL_MESH_MIN_Y +  2 * (MESH_Y_DIST), UBL_MESH_MIN_Y +  3 * (MESH_Y_DIST),
-                              UBL_MESH_MIN_Y +  4 * (MESH_Y_DIST), UBL_MESH_MIN_Y +  5 * (MESH_Y_DIST),
-                              UBL_MESH_MIN_Y +  6 * (MESH_Y_DIST), UBL_MESH_MIN_Y +  7 * (MESH_Y_DIST),
-                              UBL_MESH_MIN_Y +  8 * (MESH_Y_DIST), UBL_MESH_MIN_Y +  9 * (MESH_Y_DIST),
-                              UBL_MESH_MIN_Y + 10 * (MESH_Y_DIST), UBL_MESH_MIN_Y + 11 * (MESH_Y_DIST),
-                              UBL_MESH_MIN_Y + 12 * (MESH_Y_DIST), UBL_MESH_MIN_Y + 13 * (MESH_Y_DIST),
-                              UBL_MESH_MIN_Y + 14 * (MESH_Y_DIST), UBL_MESH_MIN_Y + 15 * (MESH_Y_DIST)
+                              MESH_MIN_Y +  0 * (MESH_Y_DIST), MESH_MIN_Y +  1 * (MESH_Y_DIST),
+                              MESH_MIN_Y +  2 * (MESH_Y_DIST), MESH_MIN_Y +  3 * (MESH_Y_DIST),
+                              MESH_MIN_Y +  4 * (MESH_Y_DIST), MESH_MIN_Y +  5 * (MESH_Y_DIST),
+                              MESH_MIN_Y +  6 * (MESH_Y_DIST), MESH_MIN_Y +  7 * (MESH_Y_DIST),
+                              MESH_MIN_Y +  8 * (MESH_Y_DIST), MESH_MIN_Y +  9 * (MESH_Y_DIST),
+                              MESH_MIN_Y + 10 * (MESH_Y_DIST), MESH_MIN_Y + 11 * (MESH_Y_DIST),
+                              MESH_MIN_Y + 12 * (MESH_Y_DIST), MESH_MIN_Y + 13 * (MESH_Y_DIST),
+                              MESH_MIN_Y + 14 * (MESH_Y_DIST), MESH_MIN_Y + 15 * (MESH_Y_DIST)
                             };
 
     static bool g26_debug_flag, has_control_of_lcd_panel;
     FORCE_INLINE static void set_z(const int8_t px, const int8_t py, const float &z) { z_values[px][py] = z; }
 
     static int8_t get_cell_index_x(const float &x) {
-      const int8_t cx = (x - (UBL_MESH_MIN_X)) * (1.0 / (MESH_X_DIST));
+      const int8_t cx = (x - (MESH_MIN_X)) * (1.0 / (MESH_X_DIST));
       return constrain(cx, 0, (GRID_MAX_POINTS_X) - 1);   // -1 is appropriate if we want all movement to the X_MAX
     }                                                     // position. But with this defined this way, it is possible
                                                           // to extrapolate off of this point even further out. Probably
                                                           // that is OK because something else should be keeping that from
                                                           // happening and should not be worried about at this level.
     static int8_t get_cell_index_y(const float &y) {
-      const int8_t cy = (y - (UBL_MESH_MIN_Y)) * (1.0 / (MESH_Y_DIST));
+      const int8_t cy = (y - (MESH_MIN_Y)) * (1.0 / (MESH_Y_DIST));
       return constrain(cy, 0, (GRID_MAX_POINTS_Y) - 1);   // -1 is appropriate if we want all movement to the Y_MAX
     }                                                     // position. But with this defined this way, it is possible
                                                           // to extrapolate off of this point even further out. Probably
                                                           // happening and should not be worried about at this level.
 
     static int8_t find_closest_x_index(const float &x) {
-      const int8_t px = (x - (UBL_MESH_MIN_X) + (MESH_X_DIST) * 0.5) * (1.0 / (MESH_X_DIST));
+      const int8_t px = (x - (MESH_MIN_X) + (MESH_X_DIST) * 0.5) * (1.0 / (MESH_X_DIST));
       return WITHIN(px, 0, GRID_MAX_POINTS_X - 1) ? px : -1;
     }
 
     static int8_t find_closest_y_index(const float &y) {
-      const int8_t py = (y - (UBL_MESH_MIN_Y) + (MESH_Y_DIST) * 0.5) * (1.0 / (MESH_Y_DIST));
+      const int8_t py = (y - (MESH_MIN_Y) + (MESH_Y_DIST) * 0.5) * (1.0 / (MESH_Y_DIST));
       return WITHIN(py, 0, GRID_MAX_POINTS_Y - 1) ? py : -1;
     }
 
     }
 
     FORCE_INLINE static float mesh_index_to_xpos(const uint8_t i) {
-      return i < GRID_MAX_POINTS_X ? pgm_read_float(&_mesh_index_to_xpos[i]) : UBL_MESH_MIN_X + i * (MESH_X_DIST);
+      return i < GRID_MAX_POINTS_X ? pgm_read_float(&_mesh_index_to_xpos[i]) : MESH_MIN_X + i * (MESH_X_DIST);
     }
 
     FORCE_INLINE static float mesh_index_to_ypos(const uint8_t i) {
-      return i < GRID_MAX_POINTS_Y ? pgm_read_float(&_mesh_index_to_ypos[i]) : UBL_MESH_MIN_Y + i * (MESH_Y_DIST);
+      return i < GRID_MAX_POINTS_Y ? pgm_read_float(&_mesh_index_to_ypos[i]) : MESH_MIN_Y + i * (MESH_Y_DIST);
     }
 
     static bool prepare_segmented_line_to(const float ltarget[XYZE], const float &feedrate);

Marlin/src/feature/bedlevel/ubl/ubl_G29.cpp

           z2 -= get_z_correction(LOGICAL_X_POSITION(UBL_PROBE_PT_2_X), LOGICAL_Y_POSITION(UBL_PROBE_PT_2_Y)) /* + zprobe_zoffset */ ;
           z3 -= get_z_correction(LOGICAL_X_POSITION(UBL_PROBE_PT_3_X), LOGICAL_Y_POSITION(UBL_PROBE_PT_3_Y)) /* + zprobe_zoffset */ ;
 
-          do_blocking_move_to_xy(0.5 * (UBL_MESH_MAX_X - (UBL_MESH_MIN_X)), 0.5 * (UBL_MESH_MAX_Y - (UBL_MESH_MIN_Y)));
+          do_blocking_move_to_xy(0.5 * (MESH_MAX_X - (MESH_MIN_X)), 0.5 * (MESH_MAX_Y - (MESH_MIN_Y)));
           tilt_mesh_based_on_3pts(z1, z2, z3);
           restore_ubl_active_state_and_leave();
         }
       restore_ubl_active_state_and_leave();
 
       do_blocking_move_to_xy(
-        constrain(lx - (X_PROBE_OFFSET_FROM_EXTRUDER), UBL_MESH_MIN_X, UBL_MESH_MAX_X),
-        constrain(ly - (Y_PROBE_OFFSET_FROM_EXTRUDER), UBL_MESH_MIN_Y, UBL_MESH_MAX_Y)
+        constrain(lx - (X_PROBE_OFFSET_FROM_EXTRUDER), MESH_MIN_X, MESH_MAX_X),
+        constrain(ly - (Y_PROBE_OFFSET_FROM_EXTRUDER), MESH_MIN_Y, MESH_MAX_Y)
       );
     }
 
       save_ubl_active_state_and_disable();   // Disable bed level correction for probing
 
       do_blocking_move_to_z(in_height);
-      do_blocking_move_to_xy(0.5 * (UBL_MESH_MAX_X - (UBL_MESH_MIN_X)), 0.5 * (UBL_MESH_MAX_Y - (UBL_MESH_MIN_Y)));
+      do_blocking_move_to_xy(0.5 * (MESH_MAX_X - (MESH_MIN_X)), 0.5 * (MESH_MAX_Y - (MESH_MIN_Y)));
         //, min(planner.max_feedrate_mm_s[X_AXIS], planner.max_feedrate_mm_s[Y_AXIS]) / 2.0);
       stepper.synchronize();
 
       SERIAL_EOL();
     #endif
 
-    SERIAL_ECHOLNPAIR("UBL_MESH_MIN_X  " STRINGIFY(UBL_MESH_MIN_X) "=", UBL_MESH_MIN_X);
-    SERIAL_ECHOLNPAIR("UBL_MESH_MIN_Y  " STRINGIFY(UBL_MESH_MIN_Y) "=", UBL_MESH_MIN_Y);
+    SERIAL_ECHOLNPAIR("MESH_MIN_X  " STRINGIFY(MESH_MIN_X) "=", MESH_MIN_X);
+    SERIAL_ECHOLNPAIR("MESH_MIN_Y  " STRINGIFY(MESH_MIN_Y) "=", MESH_MIN_Y);
     safe_delay(25);
-    SERIAL_ECHOLNPAIR("UBL_MESH_MAX_X  " STRINGIFY(UBL_MESH_MAX_X) "=", UBL_MESH_MAX_X);
-    SERIAL_ECHOLNPAIR("UBL_MESH_MAX_Y  " STRINGIFY(UBL_MESH_MAX_Y) "=", UBL_MESH_MAX_Y);
+    SERIAL_ECHOLNPAIR("MESH_MAX_X  " STRINGIFY(MESH_MAX_X) "=", MESH_MAX_X);
+    SERIAL_ECHOLNPAIR("MESH_MAX_Y  " STRINGIFY(MESH_MAX_Y) "=", MESH_MAX_Y);
     safe_delay(25);
     SERIAL_ECHOLNPAIR("GRID_MAX_POINTS_X  ", GRID_MAX_POINTS_X);
     SERIAL_ECHOLNPAIR("GRID_MAX_POINTS_Y  ", GRID_MAX_POINTS_Y);
   #if HAS_BED_PROBE
 
     void unified_bed_leveling::tilt_mesh_based_on_probed_grid(const bool do_ubl_mesh_map) {
-      constexpr int16_t x_min = max(MIN_PROBE_X, UBL_MESH_MIN_X),
-                        x_max = min(MAX_PROBE_X, UBL_MESH_MAX_X),
-                        y_min = max(MIN_PROBE_Y, UBL_MESH_MIN_Y),
-                        y_max = min(MAX_PROBE_Y, UBL_MESH_MAX_Y);
+      constexpr int16_t x_min = max(MIN_PROBE_X, MESH_MIN_X),
+                        x_max = min(MAX_PROBE_X, MESH_MAX_X),
+                        y_min = max(MIN_PROBE_Y, MESH_MIN_Y),
+                        y_max = min(MAX_PROBE_Y, MESH_MAX_Y);
 
       const float dx = float(x_max - x_min) / (g29_grid_size - 1.0),
                   dy = float(y_max - y_min) / (g29_grid_size - 1.0);

Marlin/src/feature/bedlevel/ubl/ubl_motion.cpp

         // in top of loop and again re-find same adjacent cell and use it, just less efficient
         // for mesh inset area.
 
-        int8_t cell_xi = (seg_rx - (UBL_MESH_MIN_X)) * (1.0 / (MESH_X_DIST)),
-               cell_yi = (seg_ry - (UBL_MESH_MIN_Y)) * (1.0 / (MESH_X_DIST));
+        int8_t cell_xi = (seg_rx - (MESH_MIN_X)) * (1.0 / (MESH_X_DIST)),
+               cell_yi = (seg_ry - (MESH_MIN_Y)) * (1.0 / (MESH_X_DIST));
 
         cell_xi = constrain(cell_xi, 0, (GRID_MAX_POINTS_X) - 1);
         cell_yi = constrain(cell_yi, 0, (GRID_MAX_POINTS_Y) - 1);

Marlin/src/inc/Conditionals_LCD.h

 #ifndef CONDITIONALS_LCD_H // Get the LCD defines which are needed first
 #define CONDITIONALS_LCD_H
 
-  #define LCD_HAS_DIRECTIONAL_BUTTONS (BUTTON_EXISTS(UP) || BUTTON_EXISTS(DWN) || BUTTON_EXISTS(LFT) || BUTTON_EXISTS(RT))
+#define LCD_HAS_DIRECTIONAL_BUTTONS (BUTTON_EXISTS(UP) || BUTTON_EXISTS(DWN) || BUTTON_EXISTS(LFT) || BUTTON_EXISTS(RT))
 
-  #if ENABLED(CARTESIO_UI)
+#if ENABLED(CARTESIO_UI)
 
-    #define DOGLCD
-    #define ULTIPANEL
-    #define DEFAULT_LCD_CONTRAST 90
-    #define LCD_CONTRAST_MIN 60
-    #define LCD_CONTRAST_MAX 140
+  #define DOGLCD
+  #define ULTIPANEL
+  #define DEFAULT_LCD_CONTRAST 90
+  #define LCD_CONTRAST_MIN 60
+  #define LCD_CONTRAST_MAX 140
 
-  #elif ENABLED(MAKRPANEL)
+#elif ENABLED(MAKRPANEL)
 
-    #define U8GLIB_ST7565_64128N
-
-  #elif ENABLED(ANET_KEYPAD_LCD)
-
-    #define REPRAPWORLD_KEYPAD
-    #define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
-    #define ADC_KEYPAD
-    #define ADC_KEY_NUM 8
-    #define ULTIPANEL
-
-    // this helps to implement ADC_KEYPAD menus
-    #define ENCODER_PULSES_PER_STEP 1
-    #define ENCODER_STEPS_PER_MENU_ITEM 1
-    #define REVERSE_MENU_DIRECTION
+  #define U8GLIB_ST7565_64128N
 
-  #elif ENABLED(ANET_FULL_GRAPHICS_LCD)
+#elif ENABLED(ANET_KEYPAD_LCD)
 
-    #define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
+  #define REPRAPWORLD_KEYPAD
+  #define REPRAPWORLD_KEYPAD_MOVE_STEP 10.0
+  #define ADC_KEYPAD
+  #define ADC_KEY_NUM 8
+  #define ULTIPANEL
 
-  #elif ENABLED(BQ_LCD_SMART_CONTROLLER)
+  // this helps to implement ADC_KEYPAD menus
+  #define ENCODER_PULSES_PER_STEP 1
+  #define ENCODER_STEPS_PER_MENU_ITEM 1
+  #define REVERSE_MENU_DIRECTION
 
-    #define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
+#elif ENABLED(ANET_FULL_GRAPHICS_LCD)
 
-  #elif ENABLED(miniVIKI) || ENABLED(VIKI2) || ENABLED(ELB_FULL_GRAPHIC_CONTROLLER) || ENABLED(AZSMZ_12864)
+  #define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-    #define ULTRA_LCD  //general LCD support, also 16x2
-    #define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-    #define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
-
-    #if ENABLED(miniVIKI)
-      #define LCD_CONTRAST_MIN  75
-      #define LCD_CONTRAST_MAX 115
-      #define DEFAULT_LCD_CONTRAST 95
-      #define U8GLIB_ST7565_64128N
-    #elif ENABLED(VIKI2)
-      #define LCD_CONTRAST_MIN 0
-      #define LCD_CONTRAST_MAX 255
-      #define DEFAULT_LCD_CONTRAST 140
-      #define U8GLIB_ST7565_64128N
-    #elif ENABLED(ELB_FULL_GRAPHIC_CONTROLLER)
-      #define LCD_CONTRAST_MIN  90
-      #define LCD_CONTRAST_MAX 130
-      #define DEFAULT_LCD_CONTRAST 110
-      #define U8GLIB_LM6059_AF
-      #define SD_DETECT_INVERTED
-    #elif ENABLED(AZSMZ_12864)
-      #define LCD_CONTRAST_MIN  120
-      #define LCD_CONTRAST_MAX 255
-      #define DEFAULT_LCD_CONTRAST 190
-      #define U8GLIB_ST7565_64128N
-    #endif
+#elif ENABLED(BQ_LCD_SMART_CONTROLLER)
 
-  #elif ENABLED(OLED_PANEL_TINYBOY2)
+  #define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
 
-    #define U8GLIB_SSD1306
-    #define ULTIPANEL
-    #define REVERSE_ENCODER_DIRECTION
-    #define REVERSE_MENU_DIRECTION
+#elif ENABLED(miniVIKI) || ENABLED(VIKI2) || ENABLED(ELB_FULL_GRAPHIC_CONTROLLER) || ENABLED(AZSMZ_12864)
 
-  #elif ENABLED(RA_CONTROL_PANEL)
+  #define ULTRA_LCD  //general LCD support, also 16x2
+  #define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
+  #define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
 
-    #define LCD_I2C_TYPE_PCA8574
-    #define LCD_I2C_ADDRESS 0x27   // I2C Address of the port expander
-    #define ULTIPANEL
+  #if ENABLED(miniVIKI)
+    #define LCD_CONTRAST_MIN  75
+    #define LCD_CONTRAST_MAX 115
+    #define DEFAULT_LCD_CONTRAST 95
+    #define U8GLIB_ST7565_64128N
+  #elif ENABLED(VIKI2)
+    #define LCD_CONTRAST_MIN 0
+    #define LCD_CONTRAST_MAX 255
+    #define DEFAULT_LCD_CONTRAST 140
+    #define U8GLIB_ST7565_64128N
+  #elif ENABLED(ELB_FULL_GRAPHIC_CONTROLLER)
+    #define LCD_CONTRAST_MIN  90
+    #define LCD_CONTRAST_MAX 130
+    #define DEFAULT_LCD_CONTRAST 110
+    #define U8GLIB_LM6059_AF
+    #define SD_DETECT_INVERTED
+  #elif ENABLED(AZSMZ_12864)
+    #define LCD_CONTRAST_MIN  120
+    #define LCD_CONTRAST_MAX 255
+    #define DEFAULT_LCD_CONTRAST 190
+    #define U8GLIB_ST7565_64128N
+  #endif
 
-  #elif ENABLED(REPRAPWORLD_GRAPHICAL_LCD)
+#elif ENABLED(OLED_PANEL_TINYBOY2)
 
-    #define DOGLCD
-    #define U8GLIB_ST7920
-    #define ULTIPANEL
+  #define U8GLIB_SSD1306
+  #define ULTIPANEL
+  #define REVERSE_ENCODER_DIRECTION
+  #define REVERSE_MENU_DIRECTION
 
-  #elif ENABLED(CR10_STOCKDISPLAY)
+#elif ENABLED(RA_CONTROL_PANEL)
 
-    #define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
-    #ifndef ST7920_DELAY_1
-      #define ST7920_DELAY_1 DELAY_2_NOP
-    #endif
-    #ifndef ST7920_DELAY_2
-      #define ST7920_DELAY_2 DELAY_2_NOP
-    #endif
-    #ifndef ST7920_DELAY_3
-      #define ST7920_DELAY_3 DELAY_2_NOP
-    #endif
+  #define LCD_I2C_TYPE_PCA8574
+  #define LCD_I2C_ADDRESS 0x27   // I2C Address of the port expander
+  #define ULTIPANEL
 
-  #elif ENABLED(MKS_12864OLED)
+#elif ENABLED(REPRAPWORLD_GRAPHICAL_LCD)
 
-    #define REPRAP_DISCOUNT_SMART_CONTROLLER
-    #define U8GLIB_SH1106
+  #define DOGLCD
+  #define U8GLIB_ST7920
+  #define ULTIPANEL
 
-  #elif ENABLED(MKS_MINI_12864)
-
-    #define MINIPANEL
+#elif ENABLED(CR10_STOCKDISPLAY)
 
+  #define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
+  #ifndef ST7920_DELAY_1
+    #define ST7920_DELAY_1 DELAY_2_NOP
   #endif
-
-  #if ENABLED(MAKRPANEL) || ENABLED(MINIPANEL)
-    #define DOGLCD
-    #define ULTIPANEL
-    #define DEFAULT_LCD_CONTRAST 17
+  #ifndef ST7920_DELAY_2
+    #define ST7920_DELAY_2 DELAY_2_NOP
   #endif
-
-  // Generic support for SSD1306 / SH1106 OLED based LCDs.
-  #if ENABLED(U8GLIB_SSD1306) || ENABLED(U8GLIB_SH1106)
-    #define ULTRA_LCD  //general LCD support, also 16x2
-    #define DOGLCD  // Support for I2C LCD 128x64 (Controller SSD1306 / SH1106 graphic Display Family)
+  #ifndef ST7920_DELAY_3
+    #define ST7920_DELAY_3 DELAY_2_NOP
   #endif
 
-  #if ENABLED(PANEL_ONE) || ENABLED(U8GLIB_SH1106)
+#elif ENABLED(MKS_12864OLED)
 
-    #define ULTIMAKERCONTROLLER
+  #define REPRAP_DISCOUNT_SMART_CONTROLLER
+  #define U8GLIB_SH1106
 
-  #elif ENABLED(MAKEBOARD_MINI_2_LINE_DISPLAY_1602)
+#elif ENABLED(MKS_MINI_12864)
 
-    #define REPRAP_DISCOUNT_SMART_CONTROLLER
-    #define LCD_WIDTH 16
-    #define LCD_HEIGHT 2
+  #define MINIPANEL
 
-  #endif
+#endif
 
-  #if ENABLED(REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER) || ENABLED(LCD_FOR_MELZI)
-    #define DOGLCD
-    #define U8GLIB_ST7920
-    #define REPRAP_DISCOUNT_SMART_CONTROLLER
-  #endif
+#if ENABLED(MAKRPANEL) || ENABLED(MINIPANEL)
+  #define DOGLCD
+  #define ULTIPANEL
+  #define DEFAULT_LCD_CONTRAST 17
+#endif
 
-  #if ENABLED(ULTIMAKERCONTROLLER)              \
-   || ENABLED(REPRAP_DISCOUNT_SMART_CONTROLLER) \
-   || ENABLED(G3D_PANEL)                        \
-   || ENABLED(RIGIDBOT_PANEL)
-    #define ULTIPANEL
-  #endif
+// Generic support for SSD1306 / SH1106 OLED based LCDs.
+#if ENABLED(U8GLIB_SSD1306) || ENABLED(U8GLIB_SH1106)
+  #define ULTRA_LCD  //general LCD support, also 16x2
+  #define DOGLCD  // Support for I2C LCD 128x64 (Controller SSD1306 / SH1106 graphic Display Family)
+#endif
 
-  #if ENABLED(REPRAPWORLD_KEYPAD)
-    #define NEWPANEL
-    #if ENABLED(ULTIPANEL) && !defined(REPRAPWORLD_KEYPAD_MOVE_STEP)
-      #define REPRAPWORLD_KEYPAD_MOVE_STEP 1.0
-    #endif
-  #endif
+#if ENABLED(PANEL_ONE) || ENABLED(U8GLIB_SH1106)
 
-  /**
-   * I2C PANELS
-   */
+  #define ULTIMAKERCONTROLLER
 
-  #if ENABLED(LCD_I2C_SAINSMART_YWROBOT)
+#elif ENABLED(MAKEBOARD_MINI_2_LINE_DISPLAY_1602)
 
-    // Note: This controller requires F.Malpartida's LiquidCrystal_I2C library
-    // https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/Home
+  #define REPRAP_DISCOUNT_SMART_CONTROLLER
+  #define LCD_WIDTH 16
+  #define LCD_HEIGHT 2
 
-    #define LCD_I2C_TYPE_PCF8575
-    #define LCD_I2C_ADDRESS 0x27   // I2C Address of the port expander
-    #define ULTIPANEL
+#endif
 
-  #elif ENABLED(LCD_I2C_PANELOLU2)
+#if ENABLED(REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER) || ENABLED(LCD_FOR_MELZI)
+  #define DOGLCD
+  #define U8GLIB_ST7920
+  #define REPRAP_DISCOUNT_SMART_CONTROLLER
+#endif
 
-    // PANELOLU2 LCD with status LEDs, separate encoder and click inputs
+#if ENABLED(ULTIMAKERCONTROLLER)              \
+ || ENABLED(REPRAP_DISCOUNT_SMART_CONTROLLER) \
+ || ENABLED(G3D_PANEL)                        \
+ || ENABLED(RIGIDBOT_PANEL)
+  #define ULTIPANEL
+#endif
 
-    #define LCD_I2C_TYPE_MCP23017
-    #define LCD_I2C_ADDRESS 0x20 // I2C Address of the port expander
-    #define LCD_USE_I2C_BUZZER //comment out to disable buzzer on LCD
-    #define ULTIPANEL
+#if ENABLED(REPRAPWORLD_KEYPAD)
+  #define NEWPANEL
+  #if ENABLED(ULTIPANEL) && !defined(REPRAPWORLD_KEYPAD_MOVE_STEP)
+    #define REPRAPWORLD_KEYPAD_MOVE_STEP 1.0
+  #endif
+#endif
 
-  #elif ENABLED(LCD_I2C_VIKI)
+/**
+ * I2C PANELS
+ */
 
-    /**
-     * Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
-     *
-     * This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
-     * Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
-     * Note: The pause/stop/resume LCD button pin should be connected to the Arduino
-     *       BTN_ENC pin (or set BTN_ENC to -1 if not used)
-     */
-    #define LCD_I2C_TYPE_MCP23017
-    #define LCD_I2C_ADDRESS 0x20 // I2C Address of the port expander
-    #define LCD_USE_I2C_BUZZER //comment out to disable buzzer on LCD (requires LiquidTWI2 v1.2.3 or later)
-    #define ULTIPANEL
+#if ENABLED(LCD_I2C_SAINSMART_YWROBOT)
 
-    #define ENCODER_FEEDRATE_DEADZONE 4
+  // Note: This controller requires F.Malpartida's LiquidCrystal_I2C library
+  // https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/Home
 
-    #define STD_ENCODER_PULSES_PER_STEP 1
-    #define STD_ENCODER_STEPS_PER_MENU_ITEM 2
+  #define LCD_I2C_TYPE_PCF8575
+  #define LCD_I2C_ADDRESS 0x27   // I2C Address of the port expander
+  #define ULTIPANEL
 
-  #elif ENABLED(G3D_PANEL)
+#elif ENABLED(LCD_I2C_PANELOLU2)
 
-    #define STD_ENCODER_PULSES_PER_STEP 2
-    #define STD_ENCODER_STEPS_PER_MENU_ITEM 1
+  // PANELOLU2 LCD with status LEDs, separate encoder and click inputs
 
-  #elif ENABLED(miniVIKI) || ENABLED(VIKI2) \
-     || ENABLED(ELB_FULL_GRAPHIC_CONTROLLER) \
-     || ENABLED(AZSMZ_12864) \
-     || ENABLED(OLED_PANEL_TINYBOY2) \
-     || ENABLED(BQ_LCD_SMART_CONTROLLER) \
-     || ENABLED(LCD_I2C_PANELOLU2) \
-     || ENABLED(REPRAP_DISCOUNT_SMART_CONTROLLER)
-    #define STD_ENCODER_PULSES_PER_STEP 4
-    #define STD_ENCODER_STEPS_PER_MENU_ITEM 1
-  #endif
+  #define LCD_I2C_TYPE_MCP23017
+  #define LCD_I2C_ADDRESS 0x20 // I2C Address of the port expander
+  #define LCD_USE_I2C_BUZZER //comment out to disable buzzer on LCD
+  #define ULTIPANEL
 
-  #ifndef STD_ENCODER_PULSES_PER_STEP
-    #define STD_ENCODER_PULSES_PER_STEP 5
-  #endif
-  #ifndef STD_ENCODER_STEPS_PER_MENU_ITEM
-    #define STD_ENCODER_STEPS_PER_MENU_ITEM 1
+#elif ENABLED(LCD_I2C_VIKI)
+
+  /**
+   * Panucatt VIKI LCD with status LEDs, integrated click & L/R/U/P buttons, separate encoder inputs
+   *
+   * This uses the LiquidTWI2 library v1.2.3 or later ( https://github.com/lincomatic/LiquidTWI2 )
+   * Make sure the LiquidTWI2 directory is placed in the Arduino or Sketchbook libraries subdirectory.
+   * Note: The pause/stop/resume LCD button pin should be connected to the Arduino
+   *       BTN_ENC pin (or set BTN_ENC to -1 if not used)
+   */
+  #define LCD_I2C_TYPE_MCP23017
+  #define LCD_I2C_ADDRESS 0x20 // I2C Address of the port expander
+  #define LCD_USE_I2C_BUZZER //comment out to disable buzzer on LCD (requires LiquidTWI2 v1.2.3 or later)
+  #define ULTIPANEL
+
+  #define ENCODER_FEEDRATE_DEADZONE 4
+
+  #define STD_ENCODER_PULSES_PER_STEP 1
+  #define STD_ENCODER_STEPS_PER_MENU_ITEM 2
+
+#elif ENABLED(G3D_PANEL)
+
+  #define STD_ENCODER_PULSES_PER_STEP 2
+  #define STD_ENCODER_STEPS_PER_MENU_ITEM 1
+
+#elif ENABLED(miniVIKI) || ENABLED(VIKI2) \
+   || ENABLED(ELB_FULL_GRAPHIC_CONTROLLER) \
+   || ENABLED(AZSMZ_12864) \
+   || ENABLED(OLED_PANEL_TINYBOY2) \
+   || ENABLED(BQ_LCD_SMART_CONTROLLER) \
+   || ENABLED(LCD_I2C_PANELOLU2) \
+   || ENABLED(REPRAP_DISCOUNT_SMART_CONTROLLER)
+  #define STD_ENCODER_PULSES_PER_STEP 4
+  #define STD_ENCODER_STEPS_PER_MENU_ITEM 1
+#endif
+
+#ifndef STD_ENCODER_PULSES_PER_STEP
+  #define STD_ENCODER_PULSES_PER_STEP 5
+#endif
+#ifndef STD_ENCODER_STEPS_PER_MENU_ITEM
+  #define STD_ENCODER_STEPS_PER_MENU_ITEM 1
+#endif
+#ifndef ENCODER_PULSES_PER_STEP
+  #define ENCODER_PULSES_PER_STEP STD_ENCODER_PULSES_PER_STEP
+#endif
+#ifndef ENCODER_STEPS_PER_MENU_ITEM
+  #define ENCODER_STEPS_PER_MENU_ITEM STD_ENCODER_STEPS_PER_MENU_ITEM
+#endif
+#ifndef ENCODER_FEEDRATE_DEADZONE
+  #define ENCODER_FEEDRATE_DEADZONE 6
+#endif
+
+// Shift register panels
+// ---------------------
+// 2 wire Non-latching LCD SR from:
+// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
+
+#if ENABLED(SAV_3DLCD)
+  #define SR_LCD_2W_NL    // Non latching 2 wire shift register
+  #define ULTIPANEL
+#endif
+
+#if ENABLED(DOGLCD) // Change number of lines to match the DOG graphic display
+  #ifndef LCD_WIDTH
+    #define LCD_WIDTH 22
   #endif
-  #ifndef ENCODER_PULSES_PER_STEP
-    #define ENCODER_PULSES_PER_STEP STD_ENCODER_PULSES_PER_STEP
+  #ifndef LCD_HEIGHT
+    #define LCD_HEIGHT 5
   #endif
-  #ifndef ENCODER_STEPS_PER_MENU_ITEM
-    #define ENCODER_STEPS_PER_MENU_ITEM STD_ENCODER_STEPS_PER_MENU_ITEM
+#endif
+
+#if ENABLED(ULTIPANEL)
+  #define NEWPANEL  // Disable this if you actually have no click-encoder panel
+  #define ULTRA_LCD
+  #ifndef LCD_WIDTH
+    #define LCD_WIDTH 20
   #endif
-  #ifndef ENCODER_FEEDRATE_DEADZONE
-    #define ENCODER_FEEDRATE_DEADZONE 6
+  #ifndef LCD_HEIGHT
+    #define LCD_HEIGHT 4
   #endif
-
-  // Shift register panels
-  // ---------------------
-  // 2 wire Non-latching LCD SR from:
-  // https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
-
-  #if ENABLED(SAV_3DLCD)
-    #define SR_LCD_2W_NL    // Non latching 2 wire shift register
-    #define ULTIPANEL
+#elif ENABLED(ULTRA_LCD)  // no panel but just LCD
+  #ifndef LCD_WIDTH
+    #define LCD_WIDTH 16
   #endif
-
-  #if ENABLED(DOGLCD) // Change number of lines to match the DOG graphic display
-    #ifndef LCD_WIDTH
-      #define LCD_WIDTH 22
-    #endif
-    #ifndef LCD_HEIGHT
-      #define LCD_HEIGHT 5
-    #endif
+  #ifndef LCD_HEIGHT
+    #define LCD_HEIGHT 2
   #endif
+#endif
+
+#if ENABLED(DOGLCD)
+  /* Custom characters defined in font dogm_font_data_Marlin_symbols.h / Marlin_symbols.fon */
+  // \x00 intentionally skipped to avoid problems in strings
+  #define LCD_STR_REFRESH     "\x01"
+  #define LCD_STR_FOLDER      "\x02"
+  #define LCD_STR_ARROW_RIGHT "\x03"
+  #define LCD_STR_UPLEVEL     "\x04"
+  #define LCD_STR_CLOCK       "\x05"
+  #define LCD_STR_FEEDRATE    "\x06"
+  #define LCD_STR_BEDTEMP     "\x07"
+  #define LCD_STR_THERMOMETER "\x08"
+  #define LCD_STR_DEGREE      "\x09"
+
+  #define LCD_STR_SPECIAL_MAX '\x09'
+  // Maximum here is 0x1F because 0x20 is ' ' (space) and the normal charsets begin.
+  // Better stay below 0x10 because DISPLAY_CHARSET_HD44780_WESTERN begins here.
+
+  // Symbol characters
+  #define LCD_STR_FILAM_DIA   "\xf8"
+  #define LCD_STR_FILAM_MUL   "\xa4"
+#else
+  /* Custom characters defined in the first 8 characters of the LCD */
+  #define LCD_BEDTEMP_CHAR     0x00  // Print only as a char. This will have 'unexpected' results when used in a string!
+  #define LCD_DEGREE_CHAR      0x01
+  #define LCD_STR_THERMOMETER "\x02" // Still used with string concatenation
+  #define LCD_UPLEVEL_CHAR     0x03
+  #define LCD_STR_REFRESH     "\x04"
+  #define LCD_STR_FOLDER      "\x05"
+  #define LCD_FEEDRATE_CHAR    0x06
+  #define LCD_CLOCK_CHAR       0x07
+  #define LCD_STR_ARROW_RIGHT ">"  /* from the default character set */
+#endif
 
-  #if ENABLED(ULTIPANEL)
-    #define NEWPANEL  // Disable this if you actually have no click-encoder panel
-    #define ULTRA_LCD
-    #ifndef LCD_WIDTH
-      #define LCD_WIDTH 20
-    #endif
-    #ifndef LCD_HEIGHT
-      #define LCD_HEIGHT 4
+/**
+ * Default LCD contrast for dogm-like LCD displays
+ */
+#if ENABLED(DOGLCD)
+
+  #define HAS_LCD_CONTRAST ( \
+      ENABLED(MAKRPANEL) \
+   || ENABLED(CARTESIO_UI) \
+   || ENABLED(VIKI2) \
+   || ENABLED(AZSMZ_12864) \
+   || ENABLED(miniVIKI) \
+   || ENABLED(ELB_FULL_GRAPHIC_CONTROLLER) \
+  )
+
+  #if HAS_LCD_CONTRAST
+    #ifndef LCD_CONTRAST_MIN
+      #define LCD_CONTRAST_MIN 0
     #endif
-  #elif ENABLED(ULTRA_LCD)  // no panel but just LCD
-    #ifndef LCD_WIDTH
-      #define LCD_WIDTH 16
+    #ifndef LCD_CONTRAST_MAX
+      #define LCD_CONTRAST_MAX 63
     #endif
-    #ifndef LCD_HEIGHT
-      #define LCD_HEIGHT 2
+    #ifndef DEFAULT_LCD_CONTRAST
+      #define DEFAULT_LCD_CONTRAST 32
     #endif
   #endif
+#endif
 
-  #if ENABLED(DOGLCD)
-    /* Custom characters defined in font dogm_font_data_Marlin_symbols.h / Marlin_symbols.fon */
-    // \x00 intentionally skipped to avoid problems in strings
-    #define LCD_STR_REFRESH     "\x01"
-    #define LCD_STR_FOLDER      "\x02"
-    #define LCD_STR_ARROW_RIGHT "\x03"
-    #define LCD_STR_UPLEVEL     "\x04"
-    #define LCD_STR_CLOCK       "\x05"
-    #define LCD_STR_FEEDRATE    "\x06"
-    #define LCD_STR_BEDTEMP     "\x07"
-    #define LCD_STR_THERMOMETER "\x08"
-    #define LCD_STR_DEGREE      "\x09"
-
-    #define LCD_STR_SPECIAL_MAX '\x09'
-    // Maximum here is 0x1F because 0x20 is ' ' (space) and the normal charsets begin.
-    // Better stay below 0x10 because DISPLAY_CHARSET_HD44780_WESTERN begins here.
-
-    // Symbol characters
-    #define LCD_STR_FILAM_DIA   "\xf8"
-    #define LCD_STR_FILAM_MUL   "\xa4"
-  #else
-    /* Custom characters defined in the first 8 characters of the LCD */
-    #define LCD_BEDTEMP_CHAR     0x00  // Print only as a char. This will have 'unexpected' results when used in a string!
-    #define LCD_DEGREE_CHAR      0x01
-    #define LCD_STR_THERMOMETER "\x02" // Still used with string concatenation
-    #define LCD_UPLEVEL_CHAR     0x03
-    #define LCD_STR_REFRESH     "\x04"
-    #define LCD_STR_FOLDER      "\x05"
-    #define LCD_FEEDRATE_CHAR    0x06
-    #define LCD_CLOCK_CHAR       0x07
-    #define LCD_STR_ARROW_RIGHT ">"  /* from the default character set */
-  #endif
-
-  /**
-   * Default LCD contrast for dogm-like LCD displays
-   */
-  #if ENABLED(DOGLCD)
-
-    #define HAS_LCD_CONTRAST ( \
-        ENABLED(MAKRPANEL) \
-     || ENABLED(CARTESIO_UI) \
-     || ENABLED(VIKI2) \
-     || ENABLED(AZSMZ_12864) \
-     || ENABLED(miniVIKI) \
-     || ENABLED(ELB_FULL_GRAPHIC_CONTROLLER) \
-    )
-
-    #if HAS_LCD_CONTRAST
-      #ifndef LCD_CONTRAST_MIN
-        #define LCD_CONTRAST_MIN 0
-      #endif
-      #ifndef LCD_CONTRAST_MAX
-        #define LCD_CONTRAST_MAX 63
-      #endif
-      #ifndef DEFAULT_LCD_CONTRAST
-        #define DEFAULT_LCD_CONTRAST 32
-      #endif
-    #endif
-  #endif
+// Boot screens
+#if DISABLED(ULTRA_LCD)
+  #undef SHOW_BOOTSCREEN
+#elif !defined(BOOTSCREEN_TIMEOUT)
+  #define BOOTSCREEN_TIMEOUT 2500
+#endif
 
-  // Boot screens
-  #if DISABLED(ULTRA_LCD)
-    #undef SHOW_BOOTSCREEN
-  #elif !defined(BOOTSCREEN_TIMEOUT)
-    #define BOOTSCREEN_TIMEOUT 2500
-  #endif
+#define HAS_DEBUG_MENU ENABLED(LCD_PROGRESS_BAR_TEST)
 
-  #define HAS_DEBUG_MENU ENABLED(LCD_PROGRESS_BAR_TEST)
+// MK2 Multiplexer forces SINGLENOZZLE to be enabled
+#if ENABLED(MK2_MULTIPLEXER)
+  #define SINGLENOZZLE
+#endif
 
-  // MK2 Multiplexer forces SINGLENOZZLE to be enabled
-  #if ENABLED(MK2_MULTIPLEXER)
-    #define SINGLENOZZLE
+/**
+ * Extruders have some combination of stepper motors and hotends
+ * so we separate these concepts into the defines:
+ *
+ *  EXTRUDERS    - Number of Selectable Tools
+ *  HOTENDS      - Number of hotends, whether connected or separate
+ *  E_STEPPERS   - Number of actual E stepper motors
+ *  E_MANUAL     - Number of E steppers for LCD move options
+ *  TOOL_E_INDEX - Index to use when getting/setting the tool state
+ *
+ */
+#if ENABLED(SINGLENOZZLE) || ENABLED(MIXING_EXTRUDER)         // One hotend, one thermistor, no XY offset
+  #define HOTENDS       1
+  #undef TEMP_SENSOR_1_AS_REDUNDANT
+  #undef HOTEND_OFFSET_X
+  #undef HOTEND_OFFSET_Y
+#else                                                         // Two hotends
+  #define HOTENDS       EXTRUDERS
+  #if ENABLED(SWITCHING_NOZZLE) && !defined(HOTEND_OFFSET_Z)
+    #define HOTEND_OFFSET_Z { 0 }
   #endif
+#endif
 
-  /**
-   * Extruders have some combination of stepper motors and hotends
-   * so we separate these concepts into the defines:
-   *
-   *  EXTRUDERS    - Number of Selectable Tools
-   *  HOTENDS      - Number of hotends, whether connected or separate
-   *  E_STEPPERS   - Number of actual E stepper motors
-   *  E_MANUAL     - Number of E steppers for LCD move options
-   *  TOOL_E_INDEX - Index to use when getting/setting the tool state
-   *
-   */
-  #if ENABLED(SINGLENOZZLE) || ENABLED(MIXING_EXTRUDER)         // One hotend, one thermistor, no XY offset
-    #define HOTENDS       1
-    #undef TEMP_SENSOR_1_AS_REDUNDANT
-    #undef HOTEND_OFFSET_X
-    #undef HOTEND_OFFSET_Y
-  #else                                                         // Two hotends
-    #define HOTENDS       EXTRUDERS
-    #if ENABLED(SWITCHING_NOZZLE) && !defined(HOTEND_OFFSET_Z)
-      #define HOTEND_OFFSET_Z { 0 }
-    #endif
-  #endif
+#define HOTEND_LOOP() for (int8_t e = 0; e < HOTENDS; e++)
 
-  #define HOTEND_LOOP() for (int8_t e = 0; e < HOTENDS; e++)
+#if HOTENDS == 1
+  #define HOTEND_INDEX  0
+#else
+  #define HOTEND_INDEX  e
+#endif
 
-  #if HOTENDS == 1
-    #define HOTEND_INDEX  0
+#if ENABLED(SWITCHING_EXTRUDER) || ENABLED(MIXING_EXTRUDER)   // Unified E axis
+  #if ENABLED(MIXING_EXTRUDER)
+    #define E_STEPPERS  MIXING_STEPPERS
   #else
-    #define HOTEND_INDEX  e
+    #define E_STEPPERS  1                                     // One E stepper
   #endif
+  #define E_MANUAL      1
+  #define TOOL_E_INDEX  0
+#else
+  #define E_STEPPERS    EXTRUDERS
+  #define E_MANUAL      EXTRUDERS
+  #define TOOL_E_INDEX  current_block->active_extruder
+#endif
 
-  #if ENABLED(SWITCHING_EXTRUDER) || ENABLED(MIXING_EXTRUDER)   // Unified E axis
-    #if ENABLED(MIXING_EXTRUDER)
-      #define E_STEPPERS  MIXING_STEPPERS
-    #else
-      #define E_STEPPERS  1                                     // One E stepper
-    #endif
-    #define E_MANUAL      1
-    #define TOOL_E_INDEX  0
-  #else
-    #define E_STEPPERS    EXTRUDERS
-    #define E_MANUAL      EXTRUDERS
-    #define TOOL_E_INDEX  current_block->active_extruder
-  #endif
+/**
+ * DISTINCT_E_FACTORS affects how some E factors are accessed
+ */
+#if ENABLED(DISTINCT_E_FACTORS) && E_STEPPERS > 1
+  #define XYZE_N (XYZ + E_STEPPERS)
+  #define E_AXIS_N (E_AXIS + extruder)
+#else
+  #undef DISTINCT_E_FACTORS
+  #define XYZE_N XYZE
+  #define E_AXIS_N E_AXIS
+#endif
 
-  /**
-   * DISTINCT_E_FACTORS affects how some E factors are accessed
-   */
-  #if ENABLED(DISTINCT_E_FACTORS) && E_STEPPERS > 1
-    #define XYZE_N (XYZ + E_STEPPERS)
-    #define E_AXIS_N (E_AXIS + extruder)
-  #else
-    #undef DISTINCT_E_FACTORS
-    #define XYZE_N XYZE
-    #define E_AXIS_N E_AXIS
+/**
+ * The BLTouch Probe emulates a servo probe
+ * and uses "special" angles for its state.
+ */
+#if ENABLED(BLTOUCH)
+  #ifndef Z_ENDSTOP_SERVO_NR
+    #define Z_ENDSTOP_SERVO_NR 0
   #endif
-
-  /**
-   * The BLTouch Probe emulates a servo probe
-   * and uses "special" angles for its state.
-   */
-  #if ENABLED(BLTOUCH)
-    #ifndef Z_ENDSTOP_SERVO_NR
-      #define Z_ENDSTOP_SERVO_NR 0
-    #endif
-    #ifndef NUM_SERVOS
-      #define NUM_SERVOS (Z_ENDSTOP_SERVO_NR + 1)
-    #endif
-    #undef DEACTIVATE_SERVOS_AFTER_MOVE
-    #if NUM_SERVOS == 1
-      #undef SERVO_DELAY
-      #define SERVO_DELAY { 50 }
-    #endif
-    #ifndef BLTOUCH_DELAY
-      #define BLTOUCH_DELAY 375
-    #endif
-    #undef Z_SERVO_ANGLES
-    #define Z_SERVO_ANGLES { BLTOUCH_DEPLOY, BLTOUCH_STOW }
-
-    #define BLTOUCH_DEPLOY    10
-    #define BLTOUCH_STOW      90
-    #define BLTOUCH_SELFTEST 120
-    #define BLTOUCH_RESET    160
-    #define _TEST_BLTOUCH(P) (READ(P##_PIN) != P##_ENDSTOP_INVERTING)
-
-    // Always disable probe pin inverting for BLTouch
-    #undef Z_MIN_PROBE_ENDSTOP_INVERTING
-    #define Z_MIN_PROBE_ENDSTOP_INVERTING false
-
-    #if ENABLED(Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN)
-      #undef Z_MIN_ENDSTOP_INVERTING
-      #define Z_MIN_ENDSTOP_INVERTING false
-      #define TEST_BLTOUCH() _TEST_BLTOUCH(Z_MIN)
-    #else
-      #define TEST_BLTOUCH() _TEST_BLTOUCH(Z_MIN_PROBE)
-    #endif
+  #ifndef NUM_SERVOS
+    #define NUM_SERVOS (Z_ENDSTOP_SERVO_NR + 1)
   #endif
-
-  /**
-   * Set a flag for a servo probe
-   */
-  #define HAS_Z_SERVO_ENDSTOP (defined(Z_ENDSTOP_SERVO_NR) && Z_ENDSTOP_SERVO_NR >= 0)
-
-  /**
-   * UBL has its own manual probing, so this just causes trouble.
-   */
-  #if ENABLED(AUTO_BED_LEVELING_UBL)
-    #undef PROBE_MANUALLY
+  #undef DEACTIVATE_SERVOS_AFTER_MOVE
+  #if NUM_SERVOS == 1
+    #undef SERVO_DELAY
+    #define SERVO_DELAY { 50 }
+  #endif
+  #ifndef BLTOUCH_DELAY
+    #define BLTOUCH_DELAY 375
   #endif
+  #undef Z_SERVO_ANGLES
+  #define Z_SERVO_ANGLES { BLTOUCH_DEPLOY, BLTOUCH_STOW }
+
+  #define BLTOUCH_DEPLOY    10
+  #define BLTOUCH_STOW      90
+  #define BLTOUCH_SELFTEST 120
+  #define BLTOUCH_RESET    160
+  #define _TEST_BLTOUCH(P) (READ(P##_PIN) != P##_ENDSTOP_INVERTING)
+
+  // Always disable probe pin inverting for BLTouch
+  #undef Z_MIN_PROBE_ENDSTOP_INVERTING
+  #define Z_MIN_PROBE_ENDSTOP_INVERTING false
+
+  #if ENABLED(Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN)
+    #undef Z_MIN_ENDSTOP_INVERTING
+    #define Z_MIN_ENDSTOP_INVERTING false
+    #define TEST_BLTOUCH() _TEST_BLTOUCH(Z_MIN)
+  #else
+    #define TEST_BLTOUCH() _TEST_BLTOUCH(Z_MIN_PROBE)
+  #endif
+#endif
 
-  /**
-   * Set a flag for any enabled probe
-   */
-  #define PROBE_SELECTED (ENABLED(PROBE_MANUALLY) || ENABLED(FIX_MOUNTED_PROBE) || ENABLED(Z_PROBE_ALLEN_KEY) || HAS_Z_SERVO_ENDSTOP || ENABLED(Z_PROBE_SLED) || ENABLED(SOLENOID_PROBE))
+/**
+ * Set a flag for a servo probe
+ */
+#define HAS_Z_SERVO_ENDSTOP (defined(Z_ENDSTOP_SERVO_NR) && Z_ENDSTOP_SERVO_NR >= 0)
 
-  /**
-   * Clear probe pin settings when no probe is selected
-   */
-  #if !PROBE_SELECTED || ENABLED(PROBE_MANUALLY)
-    #undef Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN
-    #undef Z_MIN_PROBE_ENDSTOP
-  #endif
+/**
+ * UBL has its own manual probing, so this just causes trouble.
+ */
+#if ENABLED(AUTO_BED_LEVELING_UBL)
+  #undef PROBE_MANUALLY
+#endif
+
+/**
+ * Set a flag for any enabled probe
+ */
+#define PROBE_SELECTED (ENABLED(PROBE_MANUALLY) || ENABLED(FIX_MOUNTED_PROBE) || ENABLED(Z_PROBE_ALLEN_KEY) || HAS_Z_SERVO_ENDSTOP || ENABLED(Z_PROBE_SLED) || ENABLED(SOLENOID_PROBE))
 
-  #define HAS_SOFTWARE_ENDSTOPS (ENABLED(MIN_SOFTWARE_ENDSTOPS) || ENABLED(MAX_SOFTWARE_ENDSTOPS))
-  #define HAS_RESUME_CONTINUE (ENABLED(NEWPANEL) || ENABLED(EMERGENCY_PARSER))
-  #define HAS_COLOR_LEDS (ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED) || ENABLED(PCA9632) || ENABLED(NEOPIXEL_LED))
+/**
+ * Clear probe pin settings when no probe is selected
+ */
+#if !PROBE_SELECTED || ENABLED(PROBE_MANUALLY)
+  #undef Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN
+  #undef Z_MIN_PROBE_ENDSTOP
+#endif
+
+#define HAS_SOFTWARE_ENDSTOPS (ENABLED(MIN_SOFTWARE_ENDSTOPS) || ENABLED(MAX_SOFTWARE_ENDSTOPS))
+#define HAS_RESUME_CONTINUE (ENABLED(NEWPANEL) || ENABLED(EMERGENCY_PARSER))
+#define HAS_COLOR_LEDS (ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED) || ENABLED(PCA9632) || ENABLED(NEOPIXEL_LED))
 
   // For Re-ARM boards, always use the USB Emulated Serial Port unless RE_ARM_FORCE_SERIAL_PORT is defined
   #if MB(RAMPS_14_RE_ARM_EFB) || MB(RAMPS_14_RE_ARM_EEB) || MB(RAMPS_14_RE_ARM_EFF) || MB(RAMPS_14_RE_ARM_EEF) || MB(RAMPS_14_RE_ARM_SF)

Marlin/src/inc/MarlinConfig.h

 #include "../core/boards.h"
 #include "../core/macros.h"
 #include "Version.h"
-#include "SPI.h"
+#include "../HAL/SPI.h"
 #include "../../Configuration.h"
 #include "Conditionals_LCD.h"
 #include "../../Configuration_adv.h"

Marlin/src/inc/SPI.h

-#include <stdint.h>
-
-
-#ifndef SPI_FULL_SPEED
-
-/**
- * SPI speed where 0 <= index <= 6
- *
- * Approximate rates :
- *
- *  0 :  8 - 10 MHz
- *  1 :  4 - 5 MHz
- *  2 :  2 - 2.5 MHz
- *  3 :  1 - 1.25 MHz
- *  4 :  500 - 625 kHz
- *  5 :  250 - 312 kHz
- *  6 :  125 - 156 kHz
- *
- *  On AVR, actual speed is F_CPU/2^(1 + index).
- *  On other platforms, speed should be in range given above where possible.
- */
-
-/** Set SCK to max rate */
-#define SPI_FULL_SPEED 0
-/** Set SCK rate to half max rate. */
-#define SPI_HALF_SPEED 1
-/** Set SCK rate to quarter max rate. */
-#define SPI_QUARTER_SPEED 2
-/** Set SCK rate to 1/8 max rate. */
-#define SPI_EIGHTH_SPEED 3
-/** Set SCK rate to 1/16 of max rate. */
-#define SPI_SIXTEENTH_SPEED 4
-/** Set SCK rate to 1/32 of max rate. */
-#define SPI_SPEED_5 5
-/** Set SCK rate to 1/64 of max rate. */
-#define SPI_SPEED_6 6
-
-// Standard SPI functions
-/** Initialise SPI bus */
-void spiBegin(void);
-/** Configure SPI for specified SPI speed */
-void spiInit(uint8_t spiRate);
-/** Write single byte to SPI */
-void spiSend(uint8_t b);
-/** Read single byte from SPI */
-uint8_t spiRec(void);
-/** Read from SPI into buffer */
-void spiRead(uint8_t* buf, uint16_t nbyte);
-/** Write token and then write from 512 byte buffer to SPI (for SD card) */
-void spiSendBlock(uint8_t token, const uint8_t* buf);
-
-#endif

Marlin/src/inc/SanityCheck.h

  * Test configuration values for errors at compile-time.
  */
 
+#ifndef _SANITYCHECK_H_
+#define _SANITYCHECK_H_
+
 /**
  * Require gcc 4.7 or newer (first included with Arduino 1.6.8) for C++11 features.
  */
   #error "ADVANCE was removed in Marlin 1.1.6. Please use LIN_ADVANCE."
 #elif defined(NEOPIXEL_RGBW_LED)
   #error "NEOPIXEL_RGBW_LED is now NEOPIXEL_LED. Please update your configuration."
+#elif defined(UBL_MESH_INSET)
+  #error "UBL_MESH_INSET is now just MESH_INSET. Please update your configuration."
+#elif defined(UBL_MESH_MIN_X) || defined(UBL_MESH_MIN_Y) || defined(UBL_MESH_MAX_X)  || defined(UBL_MESH_MAX_Y)
+  #error "UBL_MESH_(MIN|MAX)_[XY] is now just MESH_(MIN|MAX)_[XY]. Please update your configuration."
 #endif
 
 /**
 static_assert(COUNT(sanity_arr_2) <= XYZE_N, "DEFAULT_MAX_FEEDRATE has too many elements.");
 static_assert(COUNT(sanity_arr_3) <= XYZE_N, "DEFAULT_MAX_ACCELERATION has too many elements.");
 
-
 #include "../HAL/HAL_SanityCheck.h"  // get CPU specific checks
+
+#endif // _SANITYCHECK_H_

Marlin/src/inc/Version.h

  *
  */
 
+#ifndef _VERSION_H_
+#define _VERSION_H_
+
+#include "MarlinConfig.h"
+
 /**
  * This file is the standard Marlin version identifier file, all fields can be
  * overriden by the ones defined on _Version.h by using the Configuration.h
    * here we define this default string as the date where the latest release
    * version was tagged.
    */
-  #define STRING_DISTRIBUTION_DATE "2017-07-27 12:00"
+  #define STRING_DISTRIBUTION_DATE "2017-10-19 12:00"
 
   /**
    * Required minimum Configuration.h and Configuration_adv.h file versions.
   #define WEBSITE_URL "http://marlinfw.org"
 
 #endif // USE_AUTOMATIC_VERSIONING
+
+#endif // _VERSION_H_