diff --git a/Marlin/configurator/config/Configuration.h b/Marlin/configurator/config/Configuration.h
index cbc99448b..312ffd4ae 100644
--- a/Marlin/configurator/config/Configuration.h
+++ b/Marlin/configurator/config/Configuration.h
@@ -305,10 +305,10 @@ Here are some standard links for getting your machine calibrated:
 // @section machine
 
 // Uncomment this option to enable CoreXY kinematics
-// #define COREXY
+//#define COREXY
 
 // Uncomment this option to enable CoreXZ kinematics
-// #define COREXZ
+//#define COREXZ
 
 // Enable this option for Toshiba steppers
 //#define CONFIG_STEPPERS_TOSHIBA
@@ -612,6 +612,11 @@ const bool Z_PROBE_ENDSTOP_INVERTING = false; // set to true to invert the logic
   #define EEPROM_CHITCHAT // Please keep turned on if you can.
 #endif
 
+//
+// M100 Free Memory Watcher
+//
+//#define M100_FREE_MEMORY_WATCHER // uncomment to add the M100 Free Memory Watcher for debug purpose
+
 // @section temperature
 
 // Preheat Constants
diff --git a/Marlin/configurator/config/Configuration_adv.h b/Marlin/configurator/config/Configuration_adv.h
index 67d422b92..e6c954d58 100644
--- a/Marlin/configurator/config/Configuration_adv.h
+++ b/Marlin/configurator/config/Configuration_adv.h
@@ -94,6 +94,11 @@
 // before setting a PWM value. (Does not work with software PWM for fan on Sanguinololu)
 //#define FAN_KICKSTART_TIME 100
 
+// This defines the minimal speed for the main fan, run in PWM mode
+// to enable uncomment and set minimal PWM speed for reliable running (1-255)
+// if fan speed is [1 - (FAN_MIN_PWM-1)] it is set to FAN_MIN_PWM
+//#define FAN_MIN_PWM 50
+
 // @section extruder
 
 // Extruder cooling fans
@@ -290,7 +295,9 @@
   // You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
   // in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
   // be commented out otherwise
-  #define SDCARDDETECTINVERTED
+  #ifndef ELB_FULL_GRAPHIC_CONTROLLER
+    #define SDCARDDETECTINVERTED
+  #endif
 
   #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
@@ -448,6 +455,9 @@ const unsigned int dropsegments=5; //everything with less than this number of st
     #define FILAMENTCHANGE_ZADD 10
     #define FILAMENTCHANGE_FIRSTRETRACT -2
     #define FILAMENTCHANGE_FINALRETRACT -100
+    #define AUTO_FILAMENT_CHANGE                //This extrude filament until you press the button on LCD
+    #define AUTO_FILAMENT_CHANGE_LENGTH 0.04    //Extrusion length on automatic extrusion loop
+    #define AUTO_FILAMENT_CHANGE_FEEDRATE 300   //Extrusion feedrate (mm/min) on automatic extrusion loop
   #endif
 #endif