Update Configuration.h

Marlin/example_configurations/Anet/A8/Configuration.h

 // It also enables the M302 command to set the minimum extrusion temperature
 // or to allow moving the extruder regardless of the hotend temperature.
 // *** IT IS HIGHLY RECOMMENDED TO LEAVE THIS OPTION ENABLED! ***
-// A temp of 160 guards against false tripping when the extruder fan kicks on.
 #define PREVENT_COLD_EXTRUSION
-#define EXTRUDE_MINTEMP 160
+#define EXTRUDE_MINTEMP 160  // 160 guards against false tripping when the extruder fan kicks on.
 
 // This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
 // Note that for Bowden Extruders a too-small value here may prevent loading.