diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h
index 2730f193c8..97d5b44b28 100644
--- a/Marlin/Configuration.h
+++ b/Marlin/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/Cartesio/Configuration.h b/Marlin/example_configurations/Cartesio/Configuration.h
index 5fe019823e..363f38c4a3 100644
--- a/Marlin/example_configurations/Cartesio/Configuration.h
+++ b/Marlin/example_configurations/Cartesio/Configuration.h
@@ -165,7 +165,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/Felix/Configuration.h b/Marlin/example_configurations/Felix/Configuration.h
index e70962110e..b252f6abd7 100644
--- a/Marlin/example_configurations/Felix/Configuration.h
+++ b/Marlin/example_configurations/Felix/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/Felix/DUAL/Configuration.h b/Marlin/example_configurations/Felix/DUAL/Configuration.h
index 96ad7d2fc4..b2c8aa78f8 100644
--- a/Marlin/example_configurations/Felix/DUAL/Configuration.h
+++ b/Marlin/example_configurations/Felix/DUAL/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/Hephestos/Configuration.h b/Marlin/example_configurations/Hephestos/Configuration.h
index 7c6f79e4dc..bee7a1a425 100644
--- a/Marlin/example_configurations/Hephestos/Configuration.h
+++ b/Marlin/example_configurations/Hephestos/Configuration.h
@@ -167,7 +167,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/Hephestos_2/Configuration.h b/Marlin/example_configurations/Hephestos_2/Configuration.h
index 807fbd46bf..1e7544e406 100644
--- a/Marlin/example_configurations/Hephestos_2/Configuration.h
+++ b/Marlin/example_configurations/Hephestos_2/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/K8200/Configuration.h b/Marlin/example_configurations/K8200/Configuration.h
index edc9c53830..1dfe9a9e8b 100644
--- a/Marlin/example_configurations/K8200/Configuration.h
+++ b/Marlin/example_configurations/K8200/Configuration.h
@@ -184,7 +184,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/K8400/Configuration.h b/Marlin/example_configurations/K8400/Configuration.h
index 15012c5b94..8707c3ca9d 100644
--- a/Marlin/example_configurations/K8400/Configuration.h
+++ b/Marlin/example_configurations/K8400/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/K8400/Dual-head/Configuration.h b/Marlin/example_configurations/K8400/Dual-head/Configuration.h
index e84fb3cad8..a92a5e921f 100644
--- a/Marlin/example_configurations/K8400/Dual-head/Configuration.h
+++ b/Marlin/example_configurations/K8400/Dual-head/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h b/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
index be434e951e..83beeb4d77 100644
--- a/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
+++ b/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/RigidBot/Configuration.h b/Marlin/example_configurations/RigidBot/Configuration.h
index e401042dd4..56eb3408fd 100644
--- a/Marlin/example_configurations/RigidBot/Configuration.h
+++ b/Marlin/example_configurations/RigidBot/Configuration.h
@@ -167,7 +167,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/SCARA/Configuration.h b/Marlin/example_configurations/SCARA/Configuration.h
index 29de498f21..4115db2734 100644
--- a/Marlin/example_configurations/SCARA/Configuration.h
+++ b/Marlin/example_configurations/SCARA/Configuration.h
@@ -196,7 +196,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/TAZ4/Configuration.h b/Marlin/example_configurations/TAZ4/Configuration.h
index 4ced451de1..4955dab12d 100644
--- a/Marlin/example_configurations/TAZ4/Configuration.h
+++ b/Marlin/example_configurations/TAZ4/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/TinyBoy2/Configuration.h b/Marlin/example_configurations/TinyBoy2/Configuration.h
index cab37f2798..3755702929 100644
--- a/Marlin/example_configurations/TinyBoy2/Configuration.h
+++ b/Marlin/example_configurations/TinyBoy2/Configuration.h
@@ -186,7 +186,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/WITBOX/Configuration.h b/Marlin/example_configurations/WITBOX/Configuration.h
index e33a5b9e94..4eec6b5037 100644
--- a/Marlin/example_configurations/WITBOX/Configuration.h
+++ b/Marlin/example_configurations/WITBOX/Configuration.h
@@ -167,7 +167,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/adafruit/ST7565/Configuration.h b/Marlin/example_configurations/adafruit/ST7565/Configuration.h
index 7775dced25..7498087fb1 100644
--- a/Marlin/example_configurations/adafruit/ST7565/Configuration.h
+++ b/Marlin/example_configurations/adafruit/ST7565/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration.h b/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration.h
index 28217571c8..aee1c8de53 100644
--- a/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration.h
+++ b/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration.h b/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration.h
index 09dd6c43ee..3f572c158c 100644
--- a/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration.h
+++ b/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/delta/generic/Configuration.h b/Marlin/example_configurations/delta/generic/Configuration.h
index c3e888cd6e..55662e03d2 100644
--- a/Marlin/example_configurations/delta/generic/Configuration.h
+++ b/Marlin/example_configurations/delta/generic/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/delta/kossel_mini/Configuration.h b/Marlin/example_configurations/delta/kossel_mini/Configuration.h
index 401f7b5cb3..2cbe82a98a 100644
--- a/Marlin/example_configurations/delta/kossel_mini/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_mini/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/delta/kossel_pro/Configuration.h b/Marlin/example_configurations/delta/kossel_pro/Configuration.h
index 419f47ca4e..862db686df 100644
--- a/Marlin/example_configurations/delta/kossel_pro/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_pro/Configuration.h
@@ -168,7 +168,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/delta/kossel_xl/Configuration.h b/Marlin/example_configurations/delta/kossel_xl/Configuration.h
index 320e19bb19..d953a10574 100644
--- a/Marlin/example_configurations/delta/kossel_xl/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_xl/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/makibox/Configuration.h b/Marlin/example_configurations/makibox/Configuration.h
index 75a1afcb30..b997ae09cb 100644
--- a/Marlin/example_configurations/makibox/Configuration.h
+++ b/Marlin/example_configurations/makibox/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/tvrrug/Round2/Configuration.h b/Marlin/example_configurations/tvrrug/Round2/Configuration.h
index 8753f88b79..bcca9b24a9 100644
--- a/Marlin/example_configurations/tvrrug/Round2/Configuration.h
+++ b/Marlin/example_configurations/tvrrug/Round2/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/example_configurations/wt150/Configuration.h b/Marlin/example_configurations/wt150/Configuration.h
index 996a82593d..33a98fc8fe 100644
--- a/Marlin/example_configurations/wt150/Configuration.h
+++ b/Marlin/example_configurations/wt150/Configuration.h
@@ -164,7 +164,7 @@
  * "Mixing Extruder"
  *   - Adds a new code, M165, to set the current mix factors.
  *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
- *   - Optional support for Repetier Host M163, M164, and virtual extruder.
+ *   - Optional support for Repetier Firmware M163, M164, and virtual extruder.
  *   - This implementation supports only a single extruder.
  *   - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
  */
diff --git a/Marlin/ubl_G29.cpp b/Marlin/ubl_G29.cpp
index 8d7f3dd82a..1fd0334b8d 100755
--- a/Marlin/ubl_G29.cpp
+++ b/Marlin/ubl_G29.cpp
@@ -250,9 +250,9 @@
    *                    for subsequent Load and Store operations. It will also store the current state of
    *                    the Unified Bed Leveling system in the EEPROM.
    *
-   *   S -1  Store      Store the current Mesh as a print out that is suitable to be feed back into
-   *                    the system at a later date. The text generated can be saved and later sent by PronterFace or
-   *                    Repetier Host to reconstruct the current mesh on another machine.
+   *   S -1  Store      Store the current Mesh as a print out that is suitable to be feed back into the system
+   *                    at a later date. The GCode output can be saved and later replayed by the host software
+   *                    to reconstruct the current mesh on another machine.
    *
    *   T     3-Point    Perform a 3 Point Bed Leveling on the current Mesh
    *