diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h
index 2d02e64b8c4..634ebffdba9 100644
--- a/Marlin/Configuration_adv.h
+++ b/Marlin/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/Marlin/src/HAL/HAL_LINUX/include/serial.h b/Marlin/src/HAL/HAL_LINUX/include/serial.h
index dd57d997497..e2122764044 100644
--- a/Marlin/src/HAL/HAL_LINUX/include/serial.h
+++ b/Marlin/src/HAL/HAL_LINUX/include/serial.h
@@ -83,8 +83,9 @@ public:
 
   HalSerial() { host_connected = true; }
 
-  void begin(int32_t baud) {
-  }
+  void begin(int32_t baud) { }
+
+  void end() { }
 
   int peek() {
     uint8_t value;
diff --git a/Marlin/src/HAL/HAL_LPC1768/MarlinSerial.h b/Marlin/src/HAL/HAL_LPC1768/MarlinSerial.h
index 4807356d739..1f282f64a3f 100644
--- a/Marlin/src/HAL/HAL_LPC1768/MarlinSerial.h
+++ b/Marlin/src/HAL/HAL_LPC1768/MarlinSerial.h
@@ -49,6 +49,8 @@ public:
     {
     }
 
+  void end() { }
+
   #if ENABLED(EMERGENCY_PARSER)
     bool recv_callback(const char c) override {
       emergency_parser.update(emergency_state, c);
diff --git a/Marlin/src/HAL/shared/Marduino.h b/Marlin/src/HAL/shared/Marduino.h
index 2ba3974a422..891646daab0 100644
--- a/Marlin/src/HAL/shared/Marduino.h
+++ b/Marlin/src/HAL/shared/Marduino.h
@@ -29,6 +29,8 @@
 #undef M_PI           // Redefined by all
 #undef _BV            // Redefined by some
 #undef sq             // Redefined by teensy3/wiring.h
+#undef SBI            // Redefined by arduino/const_functions.h
+#undef CBI            // Redefined by arduino/const_functions.h
 
 #include <Arduino.h>  // NOTE: If included earlier then this line is a NOOP
 
diff --git a/Marlin/src/gcode/config/M575.cpp b/Marlin/src/gcode/config/M575.cpp
new file mode 100644
index 00000000000..a90129f470e
--- /dev/null
+++ b/Marlin/src/gcode/config/M575.cpp
@@ -0,0 +1,74 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2019 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/>.
+ *
+ */
+
+#include "../../inc/MarlinConfig.h"
+
+#if ENABLED(BAUD_RATE_GCODE)
+
+#include "../gcode.h"
+
+/**
+ * M575 - Change serial baud rate
+ *
+ *   P<index>    - Serial port index. Omit for all.
+ *   B<baudrate> - Baud rate (bits per second)
+ */
+void GcodeSuite::M575() {
+  const int32_t baud = parser.ulongval('B');
+  switch (baud) {
+    case 2400: case 9600: case 19200: case 38400: case 57600:
+    case 115200: case 250000: case 500000: case 1000000: {
+      const int8_t port = parser.intval('P', -99);
+      const bool set0 = (port == -99 || port == 0);
+      if (set0) {
+        SERIAL_ECHO_START();
+        SERIAL_ECHOLNPAIR(" Serial "
+          #if NUM_SERIAL > 1
+            , '0',
+          #else
+            "0"
+          #endif
+          " baud rate set to ", baud
+        );
+      }
+      #if NUM_SERIAL > 1
+        const bool set1 = (port == -99 || port == 1);
+        if (set1) {
+          SERIAL_ECHO_START();
+          SERIAL_ECHOLNPAIR(" Serial ", '1', " baud rate set to ", baud);
+        }
+      #endif
+
+      SERIAL_FLUSH();
+
+      if (set0) { MYSERIAL0.end(); MYSERIAL0.begin(baud); }
+
+      #if NUM_SERIAL > 1
+        if (set1) { MYSERIAL1.end(); MYSERIAL1.begin(baud); }
+      #endif
+
+    } break;
+    default: SERIAL_ECHO_MSG("?(B)aud rate is implausible.");
+  }
+}
+
+#endif // NUM_SERIAL > 0 && BAUD_RATE_GCODE
diff --git a/Marlin/src/gcode/gcode.cpp b/Marlin/src/gcode/gcode.cpp
index ec76671f1c1..cbad59eac64 100644
--- a/Marlin/src/gcode/gcode.cpp
+++ b/Marlin/src/gcode/gcode.cpp
@@ -669,6 +669,10 @@ void GcodeSuite::process_parsed_command(const bool no_ok/*=false*/) {
         case 540: M540(); break;                                  // M540: Set abort on endstop hit for SD printing
       #endif
 
+      #if ENABLED(BAUD_RATE_GCODE)
+        case 575: M575(); break;                                  // M575: Set serial baudrate
+      #endif
+
       #if HAS_BED_PROBE
         case 851: M851(); break;                                  // M851: Set Z Probe Z Offset
       #endif
diff --git a/Marlin/src/gcode/gcode.h b/Marlin/src/gcode/gcode.h
index 93b91e3eec8..8de0f65a468 100644
--- a/Marlin/src/gcode/gcode.h
+++ b/Marlin/src/gcode/gcode.h
@@ -782,6 +782,10 @@ private:
     static void M540();
   #endif
 
+  #if ENABLED(BAUD_RATE_GCODE)
+    static void M575();
+  #endif
+
   #if ENABLED(ADVANCED_PAUSE_FEATURE)
     static void M600();
     static void M603();
diff --git a/Marlin/src/inc/Conditionals_post.h b/Marlin/src/inc/Conditionals_post.h
index 8efd38bcf43..2543410a906 100644
--- a/Marlin/src/inc/Conditionals_post.h
+++ b/Marlin/src/inc/Conditionals_post.h
@@ -1745,3 +1745,7 @@
     #define INIT_SDCARD_ON_BOOT
   #endif
 #endif
+
+#if !NUM_SERIAL
+  #undef BAUD_RATE_GCODE
+#endif
diff --git a/buildroot/share/tests/LPC1768-tests b/buildroot/share/tests/LPC1768-tests
index bff465760bc..26dcf8f70eb 100755
--- a/buildroot/share/tests/LPC1768-tests
+++ b/buildroot/share/tests/LPC1768-tests
@@ -12,9 +12,7 @@ exec_test $1 $2 "Build Re-ARM Default Configuration"
 
 restore_configs
 opt_set MOTHERBOARD BOARD_RAMPS_14_RE_ARM_EFB
-opt_enable VIKI2 SDSUPPORT
-opt_enable SERIAL_PORT2
-opt_enable NEOPIXEL_LED
+opt_enable VIKI2 SDSUPPORT SERIAL_PORT2 NEOPIXEL_LED BAUD_RATE_GCODE
 opt_set NEOPIXEL_PIN P1_16
 exec_test $1 $2 "ReARM EFB VIKI2, SDSUPPORT, 2 Serial ports (USB CDC + UART0), NeoPixel"
 
diff --git a/buildroot/share/tests/LPC1769-tests b/buildroot/share/tests/LPC1769-tests
index ca8be167b3a..831df54f405 100755
--- a/buildroot/share/tests/LPC1769-tests
+++ b/buildroot/share/tests/LPC1769-tests
@@ -19,7 +19,7 @@ opt_enable VIKI2 SDSUPPORT ADAPTIVE_FAN_SLOWING NO_FAN_SLOWING_IN_PID_TUNING \
            FIX_MOUNTED_PROBE AUTO_BED_LEVELING_BILINEAR G29_RETRY_AND_RECOVER Z_MIN_PROBE_REPEATABILITY_TEST DEBUG_LEVELING_FEATURE \
            BABYSTEPPING BABYSTEP_XY BABYSTEP_ZPROBE_OFFSET BABYSTEP_ZPROBE_GFX_OVERLAY \
            PRINTCOUNTER NOZZLE_PARK_FEATURE NOZZLE_CLEAN_FEATURE SLOW_PWM_HEATERS PIDTEMPBED EEPROM_SETTINGS INCH_MODE_SUPPORT TEMPERATURE_UNITS_SUPPORT \
-           Z_SAFE_HOMING ADVANCED_PAUSE_FEATURE PARK_HEAD_ON_PAUSE \
+           Z_SAFE_HOMING ADVANCED_PAUSE_FEATURE PARK_HEAD_ON_PAUSE BAUD_RATE_GCODE \
            LCD_INFO_MENU ARC_SUPPORT BEZIER_CURVE_SUPPORT EXTENDED_CAPABILITIES_REPORT AUTO_REPORT_TEMPERATURES SDCARD_SORT_ALPHA
 opt_set GRID_MAX_POINTS_X 16
 exec_test $1 $2 "Smoothieboard Many Features"
@@ -31,7 +31,7 @@ opt_enable COREYX USE_XMAX_PLUG DAC_MOTOR_CURRENT_DEFAULT \
            AUTO_BED_LEVELING_UBL RESTORE_LEVELING_AFTER_G28 EEPROM_SETTINGS \
            FILAMENT_LCD_DISPLAY FILAMENT_WIDTH_SENSOR FAN_SOFT_PWM \
            SHOW_TEMP_ADC_VALUES HOME_Y_BEFORE_X EMERGENCY_PARSER FAN_KICKSTART_TIME \
-           SD_ABORT_ON_ENDSTOP_HIT ADVANCED_OK GCODE_MACROS \
+           SD_ABORT_ON_ENDSTOP_HIT ADVANCED_OK GCODE_MACROS BAUD_RATE_GCODE \
            VOLUMETRIC_DEFAULT_ON NO_WORKSPACE_OFFSETS ACTION_ON_KILL \
            EXTRA_FAN_SPEED FWRETRACT MENU_ADDAUTOSTART SDCARD_SORT_ALPHA
 opt_set FAN_MIN_PWM 50
@@ -42,7 +42,7 @@ exec_test $1 $2 "Azteeg X5 MINI WIFI Many less common options"
 restore_configs
 use_example_configs delta/generic
 opt_set MOTHERBOARD BOARD_COHESION3D_REMIX
-opt_enable AUTO_BED_LEVELING_BILINEAR EEPROM_SETTINGS EEPROM_CHITCHAT
+opt_enable AUTO_BED_LEVELING_BILINEAR EEPROM_SETTINGS EEPROM_CHITCHAT BAUD_RATE_GCODE
 opt_disable Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN
 opt_set X_DRIVER_TYPE TMC2130
 opt_set Y_DRIVER_TYPE TMC2130
diff --git a/buildroot/share/tests/STM32F1-tests b/buildroot/share/tests/STM32F1-tests
index 4b6c77ec5c0..30cb4e4fce4 100755
--- a/buildroot/share/tests/STM32F1-tests
+++ b/buildroot/share/tests/STM32F1-tests
@@ -12,7 +12,7 @@ opt_set EXTRUDERS 2
 opt_set SERIAL_PORT -1
 opt_enable EEPROM_SETTINGS EEPROM_CHITCHAT REPRAP_DISCOUNT_SMART_CONTROLLER SDSUPPORT \
            PAREN_COMMENTS GCODE_MOTION_MODES SINGLENOZZLE TOOLCHANGE_FILAMENT_SWAP TOOLCHANGE_PARK \
-           GCODE_MACROS NOZZLE_PARK_FEATURE NOZZLE_CLEAN_FEATURE
+           BAUD_RATE_GCODE GCODE_MACROS NOZZLE_PARK_FEATURE NOZZLE_CLEAN_FEATURE
 exec_test $1 $2 "STM32F1R EEPROM_SETTINGS EEPROM_CHITCHAT REPRAP_DISCOUNT_SMART_CONTROLLER SDSUPPORT PAREN_COMMENTS GCODE_MOTION_MODES"
 
 # cleanup
diff --git a/buildroot/share/tests/alfawise_U20-tests b/buildroot/share/tests/alfawise_U20-tests
index d224a8b99b8..85b22c1284d 100755
--- a/buildroot/share/tests/alfawise_U20-tests
+++ b/buildroot/share/tests/alfawise_U20-tests
@@ -9,6 +9,7 @@ set -e
 use_example_configs Alfawise/U20
 opt_set MOTHERBOARD BOARD_LONGER3D_LK
 opt_set SERIAL_PORT 1
+opt_enable BAUD_RATE_GCODE
 exec_test $1 $2 "Full-featured U20 config"
 
 # cleanup
diff --git a/buildroot/share/tests/black_stm32f407ve-tests b/buildroot/share/tests/black_stm32f407ve-tests
index 62ef6dc684b..c35b279b0f5 100755
--- a/buildroot/share/tests/black_stm32f407ve-tests
+++ b/buildroot/share/tests/black_stm32f407ve-tests
@@ -7,6 +7,7 @@
 set -e
 
 use_example_configs STM32/Black_STM32F407VET6
+opt_enable BAUD_RATE_GCODE
 exec_test $1 $2 "Full-featured Sample Black STM32F407VET6 config"
 
 # cleanup
diff --git a/buildroot/share/tests/esp32-tests b/buildroot/share/tests/esp32-tests
index 6bffdf50f86..42466fddf6e 100755
--- a/buildroot/share/tests/esp32-tests
+++ b/buildroot/share/tests/esp32-tests
@@ -8,7 +8,7 @@ set -e
 
 restore_configs
 opt_set MOTHERBOARD BOARD_ESP32
-opt_enable WIFISUPPORT GCODE_MACROS
+opt_enable WIFISUPPORT GCODE_MACROS BAUD_RATE_GCODE
 opt_set "WIFI_SSID \"ssid\""
 opt_set "WIFI_PWD \"password\""
 opt_set TX_BUFFER_SIZE 64
diff --git a/buildroot/share/tests/linux_native-tests b/buildroot/share/tests/linux_native-tests
index cc45f5c29be..1ea3fd5bb68 100755
--- a/buildroot/share/tests/linux_native-tests
+++ b/buildroot/share/tests/linux_native-tests
@@ -9,7 +9,7 @@ set -e
 restore_configs
 opt_set MOTHERBOARD BOARD_LINUX_RAMPS
 opt_set TEMP_SENSOR_BED 1
-opt_enable PIDTEMPBED EEPROM_SETTINGS
+opt_enable PIDTEMPBED EEPROM_SETTINGS BAUD_RATE_GCODE
 exec_test $1 $2 "Linux with EEPROM"
 
 # cleanup
diff --git a/buildroot/share/tests/megaatmega2560-tests b/buildroot/share/tests/megaatmega2560-tests
index fa9e22b0989..dd69f1c49b8 100755
--- a/buildroot/share/tests/megaatmega2560-tests
+++ b/buildroot/share/tests/megaatmega2560-tests
@@ -32,7 +32,7 @@ opt_enable REPRAP_DISCOUNT_SMART_CONTROLLER LCD_PROGRESS_BAR LCD_PROGRESS_BAR_TE
            NOZZLE_PARK_FEATURE ADVANCED_PAUSE_FEATURE FILAMENT_RUNOUT_DISTANCE_MM FILAMENT_RUNOUT_SENSOR \
            AUTO_BED_LEVELING_LINEAR Z_MIN_PROBE_REPEATABILITY_TEST DEBUG_LEVELING_FEATURE \
            SKEW_CORRECTION SKEW_CORRECTION_FOR_Z SKEW_CORRECTION_GCODE \
-           BACKLASH_COMPENSATION BACKLASH_GCODE \
+           BACKLASH_COMPENSATION BACKLASH_GCODE BAUD_RATE_GCODE \
            FWRETRACT ARC_P_CIRCLES CNC_WORKSPACE_PLANES CNC_COORDINATE_SYSTEMS \
            PSU_CONTROL AUTO_POWER_CONTROL POWER_LOSS_RECOVERY POWER_LOSS_PIN POWER_LOSS_STATE \
            SLOW_PWM_HEATERS THERMAL_PROTECTION_CHAMBER \
diff --git a/buildroot/share/tests/teensy35-tests b/buildroot/share/tests/teensy35-tests
index 4b992113ae4..9661666c4a1 100755
--- a/buildroot/share/tests/teensy35-tests
+++ b/buildroot/share/tests/teensy35-tests
@@ -22,7 +22,7 @@ opt_set TEMP_SENSOR_0 1
 opt_set TEMP_SENSOR_1 5
 opt_set TEMP_SENSOR_BED 1
 opt_enable REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER LCD_INFO_MENU SDSUPPORT SDCARD_SORT_ALPHA \
-           FILAMENT_WIDTH_SENSOR FILAMENT_LCD_DISPLAY CALIBRATION_GCODE \
+           FILAMENT_WIDTH_SENSOR FILAMENT_LCD_DISPLAY CALIBRATION_GCODE BAUD_RATE_GCODE \
            FIX_MOUNTED_PROBE Z_SAFE_HOMING AUTO_BED_LEVELING_BILINEAR Z_MIN_PROBE_REPEATABILITY_TEST DEBUG_LEVELING_FEATURE \
            BABYSTEPPING BABYSTEP_XY BABYSTEP_ZPROBE_OFFSET BABYSTEP_ZPROBE_GFX_OVERLAY \
            PRINTCOUNTER NOZZLE_PARK_FEATURE NOZZLE_CLEAN_FEATURE SLOW_PWM_HEATERS PIDTEMPBED EEPROM_SETTINGS INCH_MODE_SUPPORT TEMPERATURE_UNITS_SUPPORT M100_FREE_MEMORY_WATCHER \
diff --git a/config/default/Configuration_adv.h b/config/default/Configuration_adv.h
index 2d02e64b8c4..634ebffdba9 100644
--- a/config/default/Configuration_adv.h
+++ b/config/default/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/3DFabXYZ/Migbot/Configuration_adv.h b/config/examples/3DFabXYZ/Migbot/Configuration_adv.h
index cebd4898486..49eeac5c25e 100644
--- a/config/examples/3DFabXYZ/Migbot/Configuration_adv.h
+++ b/config/examples/3DFabXYZ/Migbot/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/AlephObjects/TAZ4/Configuration_adv.h b/config/examples/AlephObjects/TAZ4/Configuration_adv.h
index 6b6addf2fab..032d5a75550 100644
--- a/config/examples/AlephObjects/TAZ4/Configuration_adv.h
+++ b/config/examples/AlephObjects/TAZ4/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Alfawise/U20/Configuration_adv.h b/config/examples/Alfawise/U20/Configuration_adv.h
index 181d7a5fda9..6599509b2c6 100644
--- a/config/examples/Alfawise/U20/Configuration_adv.h
+++ b/config/examples/Alfawise/U20/Configuration_adv.h
@@ -1371,6 +1371,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/AliExpress/UM2pExt/Configuration_adv.h b/config/examples/AliExpress/UM2pExt/Configuration_adv.h
index 334a60c8c93..f25756506e1 100644
--- a/config/examples/AliExpress/UM2pExt/Configuration_adv.h
+++ b/config/examples/AliExpress/UM2pExt/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Anet/A2/Configuration_adv.h b/config/examples/Anet/A2/Configuration_adv.h
index b446717ab2b..c03a9d81ce1 100644
--- a/config/examples/Anet/A2/Configuration_adv.h
+++ b/config/examples/Anet/A2/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Anet/A2plus/Configuration_adv.h b/config/examples/Anet/A2plus/Configuration_adv.h
index b446717ab2b..c03a9d81ce1 100644
--- a/config/examples/Anet/A2plus/Configuration_adv.h
+++ b/config/examples/Anet/A2plus/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Anet/A6/Configuration_adv.h b/config/examples/Anet/A6/Configuration_adv.h
index 3efd0510d3c..2e0d2cedf28 100644
--- a/config/examples/Anet/A6/Configuration_adv.h
+++ b/config/examples/Anet/A6/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Anet/A8/Configuration_adv.h b/config/examples/Anet/A8/Configuration_adv.h
index d2a9a7e2f7e..57c0c0faa37 100644
--- a/config/examples/Anet/A8/Configuration_adv.h
+++ b/config/examples/Anet/A8/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Anet/A8plus/Configuration_adv.h b/config/examples/Anet/A8plus/Configuration_adv.h
index e5a9caa87f1..be682369071 100644
--- a/config/examples/Anet/A8plus/Configuration_adv.h
+++ b/config/examples/Anet/A8plus/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Anet/E16/Configuration_adv.h b/config/examples/Anet/E16/Configuration_adv.h
index 5bd4db54c6c..e02928badeb 100644
--- a/config/examples/Anet/E16/Configuration_adv.h
+++ b/config/examples/Anet/E16/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/AnyCubic/i3/Configuration_adv.h b/config/examples/AnyCubic/i3/Configuration_adv.h
index 86cea531c3c..c467595a710 100644
--- a/config/examples/AnyCubic/i3/Configuration_adv.h
+++ b/config/examples/AnyCubic/i3/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/ArmEd/Configuration_adv.h b/config/examples/ArmEd/Configuration_adv.h
index 9253ca2c01f..27590f01a99 100644
--- a/config/examples/ArmEd/Configuration_adv.h
+++ b/config/examples/ArmEd/Configuration_adv.h
@@ -1373,6 +1373,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/BIBO/TouchX/cyclops/Configuration_adv.h b/config/examples/BIBO/TouchX/cyclops/Configuration_adv.h
index c63b0f8d41b..b5aeead4ae6 100644
--- a/config/examples/BIBO/TouchX/cyclops/Configuration_adv.h
+++ b/config/examples/BIBO/TouchX/cyclops/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/BIBO/TouchX/default/Configuration_adv.h b/config/examples/BIBO/TouchX/default/Configuration_adv.h
index 427f6a566c1..85b81c902d2 100644
--- a/config/examples/BIBO/TouchX/default/Configuration_adv.h
+++ b/config/examples/BIBO/TouchX/default/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/BQ/Hephestos/Configuration_adv.h b/config/examples/BQ/Hephestos/Configuration_adv.h
index a90e658ce81..b0252bc3f92 100644
--- a/config/examples/BQ/Hephestos/Configuration_adv.h
+++ b/config/examples/BQ/Hephestos/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/BQ/Hephestos_2/Configuration_adv.h b/config/examples/BQ/Hephestos_2/Configuration_adv.h
index 53bca6cab56..733d199181e 100644
--- a/config/examples/BQ/Hephestos_2/Configuration_adv.h
+++ b/config/examples/BQ/Hephestos_2/Configuration_adv.h
@@ -1377,6 +1377,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/BQ/WITBOX/Configuration_adv.h b/config/examples/BQ/WITBOX/Configuration_adv.h
index a90e658ce81..b0252bc3f92 100644
--- a/config/examples/BQ/WITBOX/Configuration_adv.h
+++ b/config/examples/BQ/WITBOX/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Cartesio/Configuration_adv.h b/config/examples/Cartesio/Configuration_adv.h
index e6d3c5fb98a..89083aa7a81 100644
--- a/config/examples/Cartesio/Configuration_adv.h
+++ b/config/examples/Cartesio/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Creality/CR-10/Configuration_adv.h b/config/examples/Creality/CR-10/Configuration_adv.h
index 4e5fcded0a7..29955ef5500 100644
--- a/config/examples/Creality/CR-10/Configuration_adv.h
+++ b/config/examples/Creality/CR-10/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Creality/CR-10S/Configuration_adv.h b/config/examples/Creality/CR-10S/Configuration_adv.h
index 95d37428ccf..6fafc13e6cb 100644
--- a/config/examples/Creality/CR-10S/Configuration_adv.h
+++ b/config/examples/Creality/CR-10S/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Creality/CR-10_5S/Configuration_adv.h b/config/examples/Creality/CR-10_5S/Configuration_adv.h
index f9e8af03d2a..5291e363544 100644
--- a/config/examples/Creality/CR-10_5S/Configuration_adv.h
+++ b/config/examples/Creality/CR-10_5S/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Creality/CR-10mini/Configuration_adv.h b/config/examples/Creality/CR-10mini/Configuration_adv.h
index 7310e203799..5102bddf52b 100644
--- a/config/examples/Creality/CR-10mini/Configuration_adv.h
+++ b/config/examples/Creality/CR-10mini/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Creality/CR-20 Pro/Configuration_adv.h b/config/examples/Creality/CR-20 Pro/Configuration_adv.h
index d82b7ff00a6..dea54a9d4ef 100644
--- a/config/examples/Creality/CR-20 Pro/Configuration_adv.h	
+++ b/config/examples/Creality/CR-20 Pro/Configuration_adv.h	
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Creality/CR-20/Configuration_adv.h b/config/examples/Creality/CR-20/Configuration_adv.h
index 7141597138d..bfa6443514f 100644
--- a/config/examples/Creality/CR-20/Configuration_adv.h
+++ b/config/examples/Creality/CR-20/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Creality/CR-8/Configuration_adv.h b/config/examples/Creality/CR-8/Configuration_adv.h
index 9600dafba08..b48c8afa271 100644
--- a/config/examples/Creality/CR-8/Configuration_adv.h
+++ b/config/examples/Creality/CR-8/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Creality/Ender-2/Configuration_adv.h b/config/examples/Creality/Ender-2/Configuration_adv.h
index c7e1f1db904..66e5404ab0c 100644
--- a/config/examples/Creality/Ender-2/Configuration_adv.h
+++ b/config/examples/Creality/Ender-2/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Creality/Ender-3/Configuration_adv.h b/config/examples/Creality/Ender-3/Configuration_adv.h
index d82b7ff00a6..dea54a9d4ef 100644
--- a/config/examples/Creality/Ender-3/Configuration_adv.h
+++ b/config/examples/Creality/Ender-3/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Creality/Ender-4/Configuration_adv.h b/config/examples/Creality/Ender-4/Configuration_adv.h
index 01de12db8d9..ce4ed02fb72 100644
--- a/config/examples/Creality/Ender-4/Configuration_adv.h
+++ b/config/examples/Creality/Ender-4/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Creality/Ender-5/Configuration_adv.h b/config/examples/Creality/Ender-5/Configuration_adv.h
index ab62b2170b0..d383b1dadd5 100644
--- a/config/examples/Creality/Ender-5/Configuration_adv.h
+++ b/config/examples/Creality/Ender-5/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Dagoma/Disco Ultimate/Configuration_adv.h b/config/examples/Dagoma/Disco Ultimate/Configuration_adv.h
index 957e99d82da..185b01f6e91 100644
--- a/config/examples/Dagoma/Disco Ultimate/Configuration_adv.h	
+++ b/config/examples/Dagoma/Disco Ultimate/Configuration_adv.h	
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/EVNOVO (Artillery)/Sidewinder X1/Configuration_adv.h b/config/examples/EVNOVO (Artillery)/Sidewinder X1/Configuration_adv.h
index 2c9bec72fd6..3cdabbfe981 100755
--- a/config/examples/EVNOVO (Artillery)/Sidewinder X1/Configuration_adv.h	
+++ b/config/examples/EVNOVO (Artillery)/Sidewinder X1/Configuration_adv.h	
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Einstart-S/Configuration_adv.h b/config/examples/Einstart-S/Configuration_adv.h
index 7a8a020668c..6a9b966780c 100644
--- a/config/examples/Einstart-S/Configuration_adv.h
+++ b/config/examples/Einstart-S/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/FYSETC/AIO_II/Configuration_adv.h b/config/examples/FYSETC/AIO_II/Configuration_adv.h
index 90b3ddd43d2..2c498e15568 100644
--- a/config/examples/FYSETC/AIO_II/Configuration_adv.h
+++ b/config/examples/FYSETC/AIO_II/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/FYSETC/Cheetah 1.2/BLTouch/Configuration_adv.h b/config/examples/FYSETC/Cheetah 1.2/BLTouch/Configuration_adv.h
index 5fd25b58339..9e391d17330 100644
--- a/config/examples/FYSETC/Cheetah 1.2/BLTouch/Configuration_adv.h	
+++ b/config/examples/FYSETC/Cheetah 1.2/BLTouch/Configuration_adv.h	
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/FYSETC/Cheetah 1.2/base/Configuration_adv.h b/config/examples/FYSETC/Cheetah 1.2/base/Configuration_adv.h
index d11ce468728..94f4e7e9fde 100644
--- a/config/examples/FYSETC/Cheetah 1.2/base/Configuration_adv.h	
+++ b/config/examples/FYSETC/Cheetah 1.2/base/Configuration_adv.h	
@@ -1368,6 +1368,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/FYSETC/Cheetah/BLTouch/Configuration_adv.h b/config/examples/FYSETC/Cheetah/BLTouch/Configuration_adv.h
index 5b798008957..f59721ae05b 100644
--- a/config/examples/FYSETC/Cheetah/BLTouch/Configuration_adv.h
+++ b/config/examples/FYSETC/Cheetah/BLTouch/Configuration_adv.h
@@ -1368,6 +1368,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/FYSETC/Cheetah/base/Configuration_adv.h b/config/examples/FYSETC/Cheetah/base/Configuration_adv.h
index 5b798008957..f59721ae05b 100644
--- a/config/examples/FYSETC/Cheetah/base/Configuration_adv.h
+++ b/config/examples/FYSETC/Cheetah/base/Configuration_adv.h
@@ -1368,6 +1368,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/FYSETC/F6_13/Configuration_adv.h b/config/examples/FYSETC/F6_13/Configuration_adv.h
index 7d871efb552..2b6722ede57 100644
--- a/config/examples/FYSETC/F6_13/Configuration_adv.h
+++ b/config/examples/FYSETC/F6_13/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Felix/Configuration_adv.h b/config/examples/Felix/Configuration_adv.h
index 68115f7ebcc..cce91e29f06 100644
--- a/config/examples/Felix/Configuration_adv.h
+++ b/config/examples/Felix/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/FlashForge/CreatorPro/Configuration_adv.h b/config/examples/FlashForge/CreatorPro/Configuration_adv.h
index cfdf1f2ebe3..fdefc6ecbe0 100644
--- a/config/examples/FlashForge/CreatorPro/Configuration_adv.h
+++ b/config/examples/FlashForge/CreatorPro/Configuration_adv.h
@@ -1368,6 +1368,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/FolgerTech/i3-2020/Configuration_adv.h b/config/examples/FolgerTech/i3-2020/Configuration_adv.h
index 6473c67753e..3ceb073dfe2 100644
--- a/config/examples/FolgerTech/i3-2020/Configuration_adv.h
+++ b/config/examples/FolgerTech/i3-2020/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Formbot/Raptor/Configuration_adv.h b/config/examples/Formbot/Raptor/Configuration_adv.h
index 2d0ca7b7cd9..5ad44b007ef 100644
--- a/config/examples/Formbot/Raptor/Configuration_adv.h
+++ b/config/examples/Formbot/Raptor/Configuration_adv.h
@@ -1371,6 +1371,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Formbot/T_Rex_2+/Configuration_adv.h b/config/examples/Formbot/T_Rex_2+/Configuration_adv.h
index bd44deb7a5a..b3d543a2ae4 100644
--- a/config/examples/Formbot/T_Rex_2+/Configuration_adv.h
+++ b/config/examples/Formbot/T_Rex_2+/Configuration_adv.h
@@ -1373,6 +1373,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Formbot/T_Rex_3/Configuration_adv.h b/config/examples/Formbot/T_Rex_3/Configuration_adv.h
index c5b051e8c6c..9bbbee1f2d1 100644
--- a/config/examples/Formbot/T_Rex_3/Configuration_adv.h
+++ b/config/examples/Formbot/T_Rex_3/Configuration_adv.h
@@ -1373,6 +1373,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Geeetech/A10/Configuration_adv.h b/config/examples/Geeetech/A10/Configuration_adv.h
index 633e4ac87f1..2a38b807d56 100644
--- a/config/examples/Geeetech/A10/Configuration_adv.h
+++ b/config/examples/Geeetech/A10/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Geeetech/A10M/Configuration_adv.h b/config/examples/Geeetech/A10M/Configuration_adv.h
index f775a66dea3..2d2a5ff2e0f 100644
--- a/config/examples/Geeetech/A10M/Configuration_adv.h
+++ b/config/examples/Geeetech/A10M/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Geeetech/A20M/Configuration_adv.h b/config/examples/Geeetech/A20M/Configuration_adv.h
index 8014a987ea6..6d1147bc5b2 100644
--- a/config/examples/Geeetech/A20M/Configuration_adv.h
+++ b/config/examples/Geeetech/A20M/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Geeetech/MeCreator2/Configuration_adv.h b/config/examples/Geeetech/MeCreator2/Configuration_adv.h
index 1fd715bd281..7ab2818017f 100644
--- a/config/examples/Geeetech/MeCreator2/Configuration_adv.h
+++ b/config/examples/Geeetech/MeCreator2/Configuration_adv.h
@@ -1368,6 +1368,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Geeetech/Prusa i3 Pro C/Configuration_adv.h b/config/examples/Geeetech/Prusa i3 Pro C/Configuration_adv.h
index 633e4ac87f1..2a38b807d56 100644
--- a/config/examples/Geeetech/Prusa i3 Pro C/Configuration_adv.h	
+++ b/config/examples/Geeetech/Prusa i3 Pro C/Configuration_adv.h	
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Geeetech/Prusa i3 Pro W/Configuration_adv.h b/config/examples/Geeetech/Prusa i3 Pro W/Configuration_adv.h
index 633e4ac87f1..2a38b807d56 100644
--- a/config/examples/Geeetech/Prusa i3 Pro W/Configuration_adv.h	
+++ b/config/examples/Geeetech/Prusa i3 Pro W/Configuration_adv.h	
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Infitary/i3-M508/Configuration_adv.h b/config/examples/Infitary/i3-M508/Configuration_adv.h
index 80bd601f1f9..517515a5455 100644
--- a/config/examples/Infitary/i3-M508/Configuration_adv.h
+++ b/config/examples/Infitary/i3-M508/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/JGAurora/A1/Configuration_adv.h b/config/examples/JGAurora/A1/Configuration_adv.h
index 25f9244b47c..c594dc5fcbb 100644
--- a/config/examples/JGAurora/A1/Configuration_adv.h
+++ b/config/examples/JGAurora/A1/Configuration_adv.h
@@ -1374,6 +1374,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/JGAurora/A5/Configuration_adv.h b/config/examples/JGAurora/A5/Configuration_adv.h
index 963eecbd68d..e76d22ee3bc 100644
--- a/config/examples/JGAurora/A5/Configuration_adv.h
+++ b/config/examples/JGAurora/A5/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/JGAurora/A5S/Configuration_adv.h b/config/examples/JGAurora/A5S/Configuration_adv.h
index 4658bb46010..ce4d0900478 100644
--- a/config/examples/JGAurora/A5S/Configuration_adv.h
+++ b/config/examples/JGAurora/A5S/Configuration_adv.h
@@ -1374,6 +1374,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/MakerParts/Configuration_adv.h b/config/examples/MakerParts/Configuration_adv.h
index 77686049c64..fd569ee4be1 100644
--- a/config/examples/MakerParts/Configuration_adv.h
+++ b/config/examples/MakerParts/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   #define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Malyan/M150/Configuration_adv.h b/config/examples/Malyan/M150/Configuration_adv.h
index 838b5180260..ae1c8687688 100644
--- a/config/examples/Malyan/M150/Configuration_adv.h
+++ b/config/examples/Malyan/M150/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Malyan/M200/Configuration_adv.h b/config/examples/Malyan/M200/Configuration_adv.h
index faffea42f7e..f9039080261 100644
--- a/config/examples/Malyan/M200/Configuration_adv.h
+++ b/config/examples/Malyan/M200/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Micromake/C1/enhanced/Configuration_adv.h b/config/examples/Micromake/C1/enhanced/Configuration_adv.h
index 39fd31bbe5f..b626b9086c4 100644
--- a/config/examples/Micromake/C1/enhanced/Configuration_adv.h
+++ b/config/examples/Micromake/C1/enhanced/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Mks/Robin/Configuration_adv.h b/config/examples/Mks/Robin/Configuration_adv.h
index 45c0f4d9240..c0d42d1b2e5 100644
--- a/config/examples/Mks/Robin/Configuration_adv.h
+++ b/config/examples/Mks/Robin/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Mks/Sbase/Configuration_adv.h b/config/examples/Mks/Sbase/Configuration_adv.h
index 991244607d6..64f2018aaca 100644
--- a/config/examples/Mks/Sbase/Configuration_adv.h
+++ b/config/examples/Mks/Sbase/Configuration_adv.h
@@ -1370,6 +1370,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/RapideLite/RL200/Configuration_adv.h b/config/examples/RapideLite/RL200/Configuration_adv.h
index 1307c0c8a17..945799092a9 100644
--- a/config/examples/RapideLite/RL200/Configuration_adv.h
+++ b/config/examples/RapideLite/RL200/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/RigidBot/Configuration_adv.h b/config/examples/RigidBot/Configuration_adv.h
index 107f1e8cfb0..cd26628da84 100644
--- a/config/examples/RigidBot/Configuration_adv.h
+++ b/config/examples/RigidBot/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/SCARA/Configuration_adv.h b/config/examples/SCARA/Configuration_adv.h
index 984d14f0856..c49df847f17 100644
--- a/config/examples/SCARA/Configuration_adv.h
+++ b/config/examples/SCARA/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/STM32/Black_STM32F407VET6/Configuration_adv.h b/config/examples/STM32/Black_STM32F407VET6/Configuration_adv.h
index 9ea77fc8313..efd24bd1f8a 100644
--- a/config/examples/STM32/Black_STM32F407VET6/Configuration_adv.h
+++ b/config/examples/STM32/Black_STM32F407VET6/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Sanguinololu/Configuration_adv.h b/config/examples/Sanguinololu/Configuration_adv.h
index f640df88c56..4a376efc11b 100644
--- a/config/examples/Sanguinololu/Configuration_adv.h
+++ b/config/examples/Sanguinololu/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Tevo/Michelangelo/Configuration_adv.h b/config/examples/Tevo/Michelangelo/Configuration_adv.h
index 5c2a4e45c6d..5fa2557db45 100644
--- a/config/examples/Tevo/Michelangelo/Configuration_adv.h
+++ b/config/examples/Tevo/Michelangelo/Configuration_adv.h
@@ -1368,6 +1368,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Tevo/Tarantula Pro/Configuration_adv.h b/config/examples/Tevo/Tarantula Pro/Configuration_adv.h
index af308463969..5f2472c0a50 100755
--- a/config/examples/Tevo/Tarantula Pro/Configuration_adv.h	
+++ b/config/examples/Tevo/Tarantula Pro/Configuration_adv.h	
@@ -1365,6 +1365,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Tevo/Tornado/V1 (MKS Base)/Configuration_adv.h b/config/examples/Tevo/Tornado/V1 (MKS Base)/Configuration_adv.h
index 44f2682c42d..a5f9db1b2f8 100755
--- a/config/examples/Tevo/Tornado/V1 (MKS Base)/Configuration_adv.h	
+++ b/config/examples/Tevo/Tornado/V1 (MKS Base)/Configuration_adv.h	
@@ -1368,6 +1368,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Tevo/Tornado/V2 (MKS GEN-L)/Configuration_adv.h b/config/examples/Tevo/Tornado/V2 (MKS GEN-L)/Configuration_adv.h
index 44f2682c42d..a5f9db1b2f8 100755
--- a/config/examples/Tevo/Tornado/V2 (MKS GEN-L)/Configuration_adv.h	
+++ b/config/examples/Tevo/Tornado/V2 (MKS GEN-L)/Configuration_adv.h	
@@ -1368,6 +1368,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/TheBorg/Configuration_adv.h b/config/examples/TheBorg/Configuration_adv.h
index 39e365afe27..af5b4e00a66 100644
--- a/config/examples/TheBorg/Configuration_adv.h
+++ b/config/examples/TheBorg/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/TinyBoy2/Configuration_adv.h b/config/examples/TinyBoy2/Configuration_adv.h
index b00c8ce9ad6..d3ec36b7590 100644
--- a/config/examples/TinyBoy2/Configuration_adv.h
+++ b/config/examples/TinyBoy2/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Tronxy/X3A/Configuration_adv.h b/config/examples/Tronxy/X3A/Configuration_adv.h
index 87791fbde80..3da702d43db 100644
--- a/config/examples/Tronxy/X3A/Configuration_adv.h
+++ b/config/examples/Tronxy/X3A/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Tronxy/X5S-2E/Configuration_adv.h b/config/examples/Tronxy/X5S-2E/Configuration_adv.h
index 9ae1f97ea58..a4454914324 100644
--- a/config/examples/Tronxy/X5S-2E/Configuration_adv.h
+++ b/config/examples/Tronxy/X5S-2E/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/UltiMachine/Archim1/Configuration_adv.h b/config/examples/UltiMachine/Archim1/Configuration_adv.h
index 37b249bfb91..0f5c6d0893a 100644
--- a/config/examples/UltiMachine/Archim1/Configuration_adv.h
+++ b/config/examples/UltiMachine/Archim1/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/UltiMachine/Archim2/Configuration_adv.h b/config/examples/UltiMachine/Archim2/Configuration_adv.h
index df3f858796d..c5b29720ce4 100644
--- a/config/examples/UltiMachine/Archim2/Configuration_adv.h
+++ b/config/examples/UltiMachine/Archim2/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/VORONDesign/Configuration_adv.h b/config/examples/VORONDesign/Configuration_adv.h
index 8777d18f746..601864afdca 100644
--- a/config/examples/VORONDesign/Configuration_adv.h
+++ b/config/examples/VORONDesign/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Velleman/K8200/Configuration_adv.h b/config/examples/Velleman/K8200/Configuration_adv.h
index 1080f1da587..0eb7e6b6062 100644
--- a/config/examples/Velleman/K8200/Configuration_adv.h
+++ b/config/examples/Velleman/K8200/Configuration_adv.h
@@ -1382,6 +1382,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Velleman/K8400/Configuration_adv.h b/config/examples/Velleman/K8400/Configuration_adv.h
index 0a3d1a33129..5b383c2bfeb 100644
--- a/config/examples/Velleman/K8400/Configuration_adv.h
+++ b/config/examples/Velleman/K8400/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/WASP/PowerWASP/Configuration_adv.h b/config/examples/WASP/PowerWASP/Configuration_adv.h
index 79c9f914103..ec5ba58a4cd 100644
--- a/config/examples/WASP/PowerWASP/Configuration_adv.h
+++ b/config/examples/WASP/PowerWASP/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Wanhao/Duplicator 6/Configuration_adv.h b/config/examples/Wanhao/Duplicator 6/Configuration_adv.h
index e9b695d71d7..1276862c070 100644
--- a/config/examples/Wanhao/Duplicator 6/Configuration_adv.h	
+++ b/config/examples/Wanhao/Duplicator 6/Configuration_adv.h	
@@ -1371,6 +1371,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/Wanhao/Duplicator i3 Mini/Configuration_adv.h b/config/examples/Wanhao/Duplicator i3 Mini/Configuration_adv.h
index 8a73277453a..d0ff439d7a2 100644
--- a/config/examples/Wanhao/Duplicator i3 Mini/Configuration_adv.h	
+++ b/config/examples/Wanhao/Duplicator i3 Mini/Configuration_adv.h	
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/delta/Anycubic/Kossel/Configuration_adv.h b/config/examples/delta/Anycubic/Kossel/Configuration_adv.h
index 0084f854a3e..23554eb6d46 100644
--- a/config/examples/delta/Anycubic/Kossel/Configuration_adv.h
+++ b/config/examples/delta/Anycubic/Kossel/Configuration_adv.h
@@ -1371,6 +1371,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h b/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h
index 914457a5551..dd38a5a0606 100644
--- a/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h
+++ b/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h
@@ -1371,6 +1371,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/delta/FLSUN/kossel/Configuration_adv.h b/config/examples/delta/FLSUN/kossel/Configuration_adv.h
index 914457a5551..dd38a5a0606 100644
--- a/config/examples/delta/FLSUN/kossel/Configuration_adv.h
+++ b/config/examples/delta/FLSUN/kossel/Configuration_adv.h
@@ -1371,6 +1371,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h b/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h
index b658b6fb836..798c141a6bb 100644
--- a/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h
+++ b/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h
@@ -1371,6 +1371,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/delta/Geeetech/Rostock 301/Configuration_adv.h b/config/examples/delta/Geeetech/Rostock 301/Configuration_adv.h
index 3a611dd978b..5c29e4caadf 100644
--- a/config/examples/delta/Geeetech/Rostock 301/Configuration_adv.h	
+++ b/config/examples/delta/Geeetech/Rostock 301/Configuration_adv.h	
@@ -1371,6 +1371,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/delta/MKS/SBASE/Configuration_adv.h b/config/examples/delta/MKS/SBASE/Configuration_adv.h
index bf251df2d91..b55c5228024 100644
--- a/config/examples/delta/MKS/SBASE/Configuration_adv.h
+++ b/config/examples/delta/MKS/SBASE/Configuration_adv.h
@@ -1371,6 +1371,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/delta/Tevo Little Monster/Configuration_adv.h b/config/examples/delta/Tevo Little Monster/Configuration_adv.h
index ca3e9024c0d..12b5a4b8a9c 100644
--- a/config/examples/delta/Tevo Little Monster/Configuration_adv.h	
+++ b/config/examples/delta/Tevo Little Monster/Configuration_adv.h	
@@ -1371,6 +1371,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/delta/generic/Configuration_adv.h b/config/examples/delta/generic/Configuration_adv.h
index b658b6fb836..798c141a6bb 100644
--- a/config/examples/delta/generic/Configuration_adv.h
+++ b/config/examples/delta/generic/Configuration_adv.h
@@ -1371,6 +1371,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/delta/kossel_mini/Configuration_adv.h b/config/examples/delta/kossel_mini/Configuration_adv.h
index b658b6fb836..798c141a6bb 100644
--- a/config/examples/delta/kossel_mini/Configuration_adv.h
+++ b/config/examples/delta/kossel_mini/Configuration_adv.h
@@ -1371,6 +1371,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/delta/kossel_xl/Configuration_adv.h b/config/examples/delta/kossel_xl/Configuration_adv.h
index 42466e11a30..bff8c69c140 100644
--- a/config/examples/delta/kossel_xl/Configuration_adv.h
+++ b/config/examples/delta/kossel_xl/Configuration_adv.h
@@ -1371,6 +1371,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/gCreate/gMax1.5+/Configuration_adv.h b/config/examples/gCreate/gMax1.5+/Configuration_adv.h
index 67a71b10675..d566c06d982 100644
--- a/config/examples/gCreate/gMax1.5+/Configuration_adv.h
+++ b/config/examples/gCreate/gMax1.5+/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/makibox/Configuration_adv.h b/config/examples/makibox/Configuration_adv.h
index f2547021185..e99c171472a 100644
--- a/config/examples/makibox/Configuration_adv.h
+++ b/config/examples/makibox/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/tvrrug/Round2/Configuration_adv.h b/config/examples/tvrrug/Round2/Configuration_adv.h
index 8eb4e4f9cb7..576f93b8bc0 100644
--- a/config/examples/tvrrug/Round2/Configuration_adv.h
+++ b/config/examples/tvrrug/Round2/Configuration_adv.h
@@ -1369,6 +1369,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.
diff --git a/config/examples/wt150/Configuration_adv.h b/config/examples/wt150/Configuration_adv.h
index 4f40e8c7e57..dd1cdda3e57 100644
--- a/config/examples/wt150/Configuration_adv.h
+++ b/config/examples/wt150/Configuration_adv.h
@@ -1370,6 +1370,9 @@
   //#define SERIAL_XON_XOFF
 #endif
 
+// Add M575 G-code to change the baud rate
+//#define BAUD_RATE_GCODE
+
 #if ENABLED(SDSUPPORT)
   // Enable this option to collect and display the maximum
   // RX queue usage after transferring a file to SD.