diff --git a/config/examples/Creality/CR-20 Pro/Configuration.h b/config/examples/Creality/CR-20 Pro/Configuration.h
index 575ec8f8d8..ddf498e9c5 100644
--- a/config/examples/Creality/CR-20 Pro/Configuration.h	
+++ b/config/examples/Creality/CR-20 Pro/Configuration.h	
@@ -1178,7 +1178,7 @@
   #define FIL_RUNOUT_STATE     LOW   // Pin state indicating that filament is NOT present.
   #define FIL_RUNOUT_PULLUP          // Use internal pullup for filament runout pins.
   //#define FIL_RUNOUT_PULLDOWN      // Use internal pulldown for filament runout pins.
-  #define FIL_RUNOUT_PIN 2
+  #define FIL_RUNOUT_PIN 2 // Creality CR20-S stock sensor
 
   // Set one or more commands to execute on filament runout.
   // (After 'M412 H' Marlin will ask the host to handle the process.)
@@ -2006,6 +2006,9 @@
 // https://reprap.org/wiki/MKS_MINI_12864
 //
 #define MKS_MINI_12864
+#define LCD_CONTRAST_MIN  140
+#define LCD_CONTRAST_INIT 155
+#define LCD_CONTRAST_MAX  165
 
 //
 // MKS LCD12864A/B with graphic controller and SD support. Follows MKS_MINI_12864 pinout.
diff --git a/config/examples/Creality/CR-20/Configuration.h b/config/examples/Creality/CR-20/Configuration.h
index 1ca4e305c5..fab3c787ce 100644
--- a/config/examples/Creality/CR-20/Configuration.h
+++ b/config/examples/Creality/CR-20/Configuration.h
@@ -1178,7 +1178,7 @@
   #define FIL_RUNOUT_STATE     LOW   // Pin state indicating that filament is NOT present.
   #define FIL_RUNOUT_PULLUP          // Use internal pullup for filament runout pins.
   //#define FIL_RUNOUT_PULLDOWN      // Use internal pulldown for filament runout pins.
-  #define FIL_RUNOUT_PIN 2
+  #define FIL_RUNOUT_PIN 2 // Creality CR20-S stock sensor
 
   // Set one or more commands to execute on filament runout.
   // (After 'M412 H' Marlin will ask the host to handle the process.)
@@ -2006,6 +2006,9 @@
 // https://reprap.org/wiki/MKS_MINI_12864
 //
 #define MKS_MINI_12864
+#define LCD_CONTRAST_MIN  140
+#define LCD_CONTRAST_INIT 155
+#define LCD_CONTRAST_MAX  165
 
 //
 // MKS LCD12864A/B with graphic controller and SD support. Follows MKS_MINI_12864 pinout.