diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h
index f964bffbd4..a6fd833a96 100644
--- a/Marlin/Configuration.h
+++ b/Marlin/Configuration.h
@@ -227,7 +227,7 @@
 
 // This defines the number of extruders
 // :[0, 1, 2, 3, 4, 5, 6, 7, 8]
-#define EXTRUDERS 1
+#define EXTRUDERS 0
 
 // Generally expected filament diameter (1.75, 2.85, 3.0, ...). Used for Volumetric, Filament Width Sensor, etc.
 #define DEFAULT_NOMINAL_FILAMENT_DIA 1.75
@@ -1168,14 +1168,14 @@
  * Override with M92
  *                                      X, Y, Z [, I [, J [, K...]]], E0 [, E1[, E2...]]
  */
-#define DEFAULT_AXIS_STEPS_PER_UNIT   { 80, 80, 400, 500 }
+#define DEFAULT_AXIS_STEPS_PER_UNIT   { 80, 80, 400 }
 
 /**
  * Default Max Feed Rate (linear=mm/s, rotational=°/s)
  * Override with M203
  *                                      X, Y, Z [, I [, J [, K...]]], E0 [, E1[, E2...]]
  */
-#define DEFAULT_MAX_FEEDRATE          { 300, 300, 5, 25 }
+#define DEFAULT_MAX_FEEDRATE          { 300, 300, 5 }
 
 //#define LIMITED_MAX_FR_EDITING        // Limit edit via M203 or LCD to DEFAULT_MAX_FEEDRATE * 2
 #if ENABLED(LIMITED_MAX_FR_EDITING)
@@ -1188,7 +1188,7 @@
  * Override with M201
  *                                      X, Y, Z [, I [, J [, K...]]], E0 [, E1[, E2...]]
  */
-#define DEFAULT_MAX_ACCELERATION      { 3000, 3000, 100, 10000 }
+#define DEFAULT_MAX_ACCELERATION      { 3000, 3000, 100 }
 
 //#define LIMITED_MAX_ACCEL_EDITING     // Limit edit via M201 or LCD to DEFAULT_MAX_ACCELERATION * 2
 #if ENABLED(LIMITED_MAX_ACCEL_EDITING)
diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h
index 18fe3d7142..a0d8da7f99 100644
--- a/Marlin/Configuration_adv.h
+++ b/Marlin/Configuration_adv.h
@@ -1095,7 +1095,7 @@
   //#define SHAPING_MENU                // Add a menu to the LCD to set shaping parameters.
 #endif
 
-#define AXIS_RELATIVE_MODES { false, false, false, false }
+#define AXIS_RELATIVE_MODES { false, false, false }
 
 // Add a Duplicate option for well-separated conjoined nozzles
 //#define MULTI_NOZZLE_DUPLICATION