diff --git a/Marlin/src/core/mstring.h b/Marlin/src/core/mstring.h
index e3fb78c50e..1e540a5a5a 100644
--- a/Marlin/src/core/mstring.h
+++ b/Marlin/src/core/mstring.h
@@ -280,12 +280,11 @@ public:
   // Quick hash to detect change (e.g., to avoid expensive drawing)
   typedef IF<ENABLED(DJB2_HASH), uint32_t, uint16_t>::type hash_t;
   hash_t hash() const {
+    const int sz = length();
     #if ENABLED(DJB2_HASH)
       hash_t hval = 5381;
-      char c;
-      while ((c = *str++)) hval += (hval << 5) + c; // = hval * 33 + c
+      for (int i = 0; i < sz; i++) hval += (hval << 5) + str[i]; // = hval * 33 + c
     #else
-      const int sz = length();
       hash_t hval = hash_t(sz);
       for (int i = 0; i < sz; i++) hval = ((hval << 1) | (hval >> 15)) ^ str[i]; // ROL, XOR
     #endif
diff --git a/Marlin/src/feature/powerloss.cpp b/Marlin/src/feature/powerloss.cpp
index 385ca6b72d..bb4ca0dbde 100644
--- a/Marlin/src/feature/powerloss.cpp
+++ b/Marlin/src/feature/powerloss.cpp
@@ -99,7 +99,7 @@ PrintJobRecovery recovery;
 /**
  * Clear the recovery info
  */
-void PrintJobRecovery::init() { info = {}; }
+void PrintJobRecovery::init() { info = { 0 }; }
 
 /**
  * Enable or disable then call changed()
diff --git a/Marlin/src/gcode/config/M575.cpp b/Marlin/src/gcode/config/M575.cpp
index 2c12428d98..b88b372ddb 100644
--- a/Marlin/src/gcode/config/M575.cpp
+++ b/Marlin/src/gcode/config/M575.cpp
@@ -53,15 +53,6 @@ void GcodeSuite::M575() {
     case 115200: case 250000: case 500000: case 1000000: {
       const int8_t port = parser.intval('P', -99);
       const bool set1 = (port == -99 || port == 0);
-      if (set1) SERIAL_ECHO_MSG(" Serial ", AS_DIGIT(0), " baud rate set to ", baud);
-      #if HAS_MULTI_SERIAL
-        const bool set2 = (port == -99 || port == 1);
-        if (set2) SERIAL_ECHO_MSG(" Serial ", AS_DIGIT(1), " baud rate set to ", baud);
-        #ifdef SERIAL_PORT_3
-          const bool set3 = (port == -99 || port == 2);
-          if (set3) SERIAL_ECHO_MSG(" Serial ", AS_DIGIT(2), " baud rate set to ", baud);
-        #endif
-      #endif
 
       SERIAL_FLUSH();
 
@@ -73,6 +64,16 @@ void GcodeSuite::M575() {
         #endif
       #endif
 
+      if (set1) SERIAL_ECHO_MSG(" Serial ", AS_DIGIT(0), " baud rate set to ", baud);
+      #if HAS_MULTI_SERIAL
+        const bool set2 = (port == -99 || port == 1);
+        if (set2) SERIAL_ECHO_MSG(" Serial ", AS_DIGIT(1), " baud rate set to ", baud);
+        #ifdef SERIAL_PORT_3
+          const bool set3 = (port == -99 || port == 2);
+          if (set3) SERIAL_ECHO_MSG(" Serial ", AS_DIGIT(2), " baud rate set to ", baud);
+        #endif
+      #endif
+
     } break;
     default: SERIAL_ECHO_MSG("?(B)aud rate implausible.");
   }
diff --git a/Marlin/src/lcd/e3v2/creality/dwin.cpp b/Marlin/src/lcd/e3v2/creality/dwin.cpp
index 06e3321288..affb4695f9 100644
--- a/Marlin/src/lcd/e3v2/creality/dwin.cpp
+++ b/Marlin/src/lcd/e3v2/creality/dwin.cpp
@@ -1972,7 +1972,7 @@ void hmiSDCardUpdate() {
   if (hmiFlag.home_flag) return;
   if (DWIN_lcd_sd_status != card.isMounted()) {
     DWIN_lcd_sd_status = card.isMounted();
-    //SERIAL_ECHOLNPGM("HMI_SDCardUpdate: ", DWIN_lcd_sd_status);
+    //SERIAL_ECHOLNPGM("hmiSDCardUpdate: ", DWIN_lcd_sd_status);
     if (DWIN_lcd_sd_status) {
       if (checkkey == ID_SelectFile)
         redrawSDList();
@@ -4224,7 +4224,7 @@ void eachMomentUpdate() {
           if (encoder_diffState == ENCODER_DIFF_ENTER) {
             recovery_flag = false;
             if (hmiFlag.select_flag) break;
-            queue.inject(F("M1000C"));
+            TERN_(POWER_LOSS_RECOVERY, queue.inject(F("M1000C")));
             hmiStartFrame(true);
             return;
           }
diff --git a/Marlin/src/lcd/e3v2/jyersui/dwin.h b/Marlin/src/lcd/e3v2/jyersui/dwin.h
index cc071ef134..067516b2fd 100644
--- a/Marlin/src/lcd/e3v2/jyersui/dwin.h
+++ b/Marlin/src/lcd/e3v2/jyersui/dwin.h
@@ -126,6 +126,7 @@ enum colorID : uint8_t {
 };
 
 #define Custom_Colors       10
+#define COLOR_AQUA          RGB(0x00, 0x3F, 0x1F)
 #define COLOR_LIGHT_WHITE   0xBDD7
 #define COLOR_GREEN         RGB(0x00, 0x3F, 0x00)
 #define COLOR_LIGHT_GREEN   0x3460
diff --git a/Marlin/src/lcd/e3v2/proui/dwin.cpp b/Marlin/src/lcd/e3v2/proui/dwin.cpp
index 974a0a8866..47e2acb27d 100644
--- a/Marlin/src/lcd/e3v2/proui/dwin.cpp
+++ b/Marlin/src/lcd/e3v2/proui/dwin.cpp
@@ -466,8 +466,8 @@ void popupPauseOrStop() {
       FSTR_P errorstr;
       uint8_t icon;
       switch (state) {
-        case 0:  errorstr = GET_TEXT_F(MSG_TEMP_TOO_LOW);       icon = ICON_TempTooLow;  break;
-        case 1:  errorstr = GET_TEXT_F(MSG_TEMP_TOO_HIGH);      icon = ICON_TempTooHigh; break;
+        case 0:  errorstr = GET_TEXT_F(DGUS_MSG_TEMP_TOO_LOW);  icon = ICON_TempTooLow;  break;
+        case 1:  errorstr = GET_TEXT_F(DGUS_MSG_TEMP_TOO_HIGH); icon = ICON_TempTooHigh; break;
         default: errorstr = GET_TEXT_F(MSG_ERR_HEATING_FAILED); icon = ICON_Temperature; break; // May be thermal runaway, temp malfunction, etc.
       }
       dwinShowPopup(icon, heaterstr, errorstr, BTN_Continue);
@@ -1744,7 +1744,7 @@ void dwinLevelingDone() {
         break;
       case PID_TEMP_TOO_HIGH:
         checkkey = last_checkkey;
-        dwinPopupConfirm(ICON_TempTooHigh, GET_TEXT_F(MSG_PID_AUTOTUNE_FAILED), GET_TEXT_F(MSG_TEMP_TOO_HIGH));
+        dwinPopupConfirm(ICON_TempTooHigh, GET_TEXT_F(MSG_PID_AUTOTUNE_FAILED), GET_TEXT_F(DGUS_MSG_TEMP_TOO_HIGH));
         break;
       case AUTOTUNE_DONE:
         checkkey = last_checkkey;
diff --git a/Marlin/src/lcd/extui/dgus_reloaded/DGUSRxHandler.cpp b/Marlin/src/lcd/extui/dgus_reloaded/DGUSRxHandler.cpp
index 6b2caadba0..c25163b7e6 100644
--- a/Marlin/src/lcd/extui/dgus_reloaded/DGUSRxHandler.cpp
+++ b/Marlin/src/lcd/extui/dgus_reloaded/DGUSRxHandler.cpp
@@ -597,7 +597,7 @@ void DGUSRxHandler::filamentMove(DGUS_VP &vp, void *data_ptr) {
   }
 
   if (ExtUI::getActualTemp_celsius(extruder) < (float)EXTRUDE_MINTEMP) {
-    screen.setStatusMessage(GET_TEXT_F(MSG_TEMP_TOO_LOW));
+    screen.setStatusMessage(GET_TEXT_F(DGUS_MSG_TEMP_TOO_LOW));
     return;
   }
 
diff --git a/Marlin/src/lcd/language/language_de.h b/Marlin/src/lcd/language/language_de.h
index 4f2cdb79ff..3430d946c8 100644
--- a/Marlin/src/lcd/language/language_de.h
+++ b/Marlin/src/lcd/language/language_de.h
@@ -73,7 +73,7 @@ namespace LanguageNarrow_de {
   LSTR MSG_TRAM_C                         = _UxGT("Mitte");
   LSTR MSG_TRAM_BL                        = _UxGT("Hinten Links");
   LSTR MSG_TRAM_BR                        = _UxGT("Hinten Rechts");
-  LSTR MSG_MANUAL_MESH                    = _UxGT("Manuelles Netz");
+  LSTR MSG_MANUAL_MESH                    = _UxGT("manuelles Netz");
   LSTR MSG_AUTO_MESH                      = _UxGT("Netz auto. erstellen");
   LSTR MSG_AUTO_Z_ALIGN                   = _UxGT("Z-Achsen ausgleichen");
   LSTR MSG_ITERATION                      = _UxGT("G34 Iteration: %i");
@@ -324,8 +324,6 @@ namespace LanguageNarrow_de {
   LSTR MSG_PID_CYCLE                      = _UxGT("PID Zyklus");
   LSTR MSG_PID_AUTOTUNE_DONE              = _UxGT("PID Tuning fertig");
   LSTR MSG_PID_AUTOTUNE_FAILED            = _UxGT("PID Autotune fehlge.!");
-  LSTR MSG_BAD_HEATER_ID                  = _UxGT("ungültiger Extruder.");
-  LSTR MSG_TEMP_TOO_HIGH                  = _UxGT("Temperatur zu hoch.");
   LSTR MSG_PID_BAD_HEATER_ID              = _UxGT("Autotune fehlge.! Ungültiger Extruder");
   LSTR MSG_PID_TEMP_TOO_HIGH              = _UxGT("Autotune fehlge.! Temperatur zu hoch.");
   LSTR MSG_PID_TIMEOUT                    = _UxGT("Autotune fehlge.! Timeout.");
@@ -759,6 +757,9 @@ namespace LanguageNarrow_de {
 
   LSTR MSG_HOST_SHUTDOWN                  = _UxGT("Host abschalten");
 
+  // DGUS-Specific message strings, not used elsewhere
+  LSTR DGUS_MSG_TEMP_TOO_HIGH             = _UxGT("Temperatur zu hoch.");
+
   LSTR MSG_SHORT_DAY                      = _UxGT("t"); // One character only
   LSTR MSG_SHORT_HOUR                     = _UxGT("h"); // One character only
   LSTR MSG_SHORT_MINUTE                   = _UxGT("m"); // One character only
diff --git a/Marlin/src/lcd/language/language_en.h b/Marlin/src/lcd/language/language_en.h
index a1ba59bcca..bc1f22aa84 100644
--- a/Marlin/src/lcd/language/language_en.h
+++ b/Marlin/src/lcd/language/language_en.h
@@ -414,10 +414,6 @@ namespace LanguageNarrow_en {
   LSTR MSG_TEMP_BED                       = _UxGT("Bed Temperature");
   LSTR MSG_TEMP_CHAMBER                   = _UxGT("Chamber Temperature");
 
-  LSTR MSG_BAD_HEATER_ID                  = _UxGT("Bad extruder.");
-  LSTR MSG_TEMP_TOO_HIGH                  = _UxGT("Temperature too high.");
-  LSTR MSG_TEMP_TOO_LOW                   = _UxGT("Temperature too low");
-
   LSTR MSG_PID_BAD_HEATER_ID              = _UxGT("Autotune failed! Bad extruder.");
   LSTR MSG_PID_TEMP_TOO_HIGH              = _UxGT("Autotune failed! Temperature too high.");
   LSTR MSG_PID_TIMEOUT                    = _UxGT("Autotune failed! Timeout.");
@@ -1014,6 +1010,8 @@ namespace LanguageNarrow_en {
   LSTR DGUS_MSG_NOT_WHILE_PRINTING        = _UxGT("Not allowed during print");
   LSTR DGUS_MSG_NOT_WHILE_IDLE            = _UxGT("Not allowed while idle");
   LSTR DGUS_MSG_NO_FILE_SELECTED          = _UxGT("No file selected");
+  LSTR DGUS_MSG_TEMP_TOO_LOW              = _UxGT("Temperature too low");
+  LSTR DGUS_MSG_TEMP_TOO_HIGH             = _UxGT("Temperature too high.");
   LSTR DGUS_MSG_EXECUTING_COMMAND         = _UxGT("Executing command...");
   LSTR DGUS_MSG_BED_PID_DISABLED          = _UxGT("Bed PID disabled");
   LSTR DGUS_MSG_PID_DISABLED              = _UxGT("PID disabled");
diff --git a/Marlin/src/lcd/language/language_fr.h b/Marlin/src/lcd/language/language_fr.h
index 6f0e870807..01ded94aff 100644
--- a/Marlin/src/lcd/language/language_fr.h
+++ b/Marlin/src/lcd/language/language_fr.h
@@ -262,8 +262,6 @@ namespace LanguageNarrow_fr {
   LSTR MSG_PID_TEMP_TOO_HIGH              = _UxGT("Echec Autotune! Temp. trop haute");
   LSTR MSG_PID_TIMEOUT                    = _UxGT("Echec Autotune! Opér. expirée");
 
-  LSTR MSG_TEMP_TOO_LOW                   = _UxGT("Temperature trop basse");
-
   LSTR MSG_SELECT_E                       = _UxGT("Sélectionner *");
   LSTR MSG_ACC                            = _UxGT("Accélération");
   LSTR MSG_JERK                           = _UxGT("Jerk");
@@ -607,6 +605,7 @@ namespace LanguageNarrow_fr {
   LSTR DGUS_MSG_NOT_WHILE_PRINTING        = _UxGT("Impossible pendant une impression");
   LSTR DGUS_MSG_NOT_WHILE_IDLE            = _UxGT("Impossible tant que l'imprimante est en attente");
   LSTR DGUS_MSG_NO_FILE_SELECTED          = _UxGT("Aucun fichier selectionne");
+  LSTR DGUS_MSG_TEMP_TOO_LOW              = _UxGT("Temperature trop basse");
   LSTR DGUS_MSG_EXECUTING_COMMAND         = _UxGT("Execution de la commande...");
   LSTR DGUS_MSG_BED_PID_DISABLED          = _UxGT("Bed PID desactive");
   LSTR DGUS_MSG_PID_DISABLED              = _UxGT("PID desactive");
diff --git a/Marlin/src/lcd/language/language_fr_na.h b/Marlin/src/lcd/language/language_fr_na.h
index ef1e29a6b9..9187b45709 100644
--- a/Marlin/src/lcd/language/language_fr_na.h
+++ b/Marlin/src/lcd/language/language_fr_na.h
@@ -262,8 +262,6 @@ namespace LanguageNarrow_fr_na {
   LSTR MSG_PID_TEMP_TOO_HIGH              = _UxGT("Echec Autotune! Temp. trop haute");
   LSTR MSG_PID_TIMEOUT                    = _UxGT("Echec Autotune! Oper. expiree");
 
-  LSTR MSG_TEMP_TOO_LOW                   = _UxGT("Temperature trop basse");
-
   LSTR MSG_SELECT_E                       = _UxGT("Selectionner *");
   LSTR MSG_ACC                            = _UxGT("Acceleration");
   LSTR MSG_JERK                           = _UxGT("Jerk");
@@ -610,6 +608,7 @@ namespace LanguageNarrow_fr_na {
   LSTR DGUS_MSG_NOT_WHILE_PRINTING        = _UxGT("Impossible pendant une impression");
   LSTR DGUS_MSG_NOT_WHILE_IDLE            = _UxGT("Impossible tant que l'imprimante est en attente");
   LSTR DGUS_MSG_NO_FILE_SELECTED          = _UxGT("Aucun fichier selectionne");
+  LSTR DGUS_MSG_TEMP_TOO_LOW              = _UxGT("Temperature trop basse");
   LSTR DGUS_MSG_EXECUTING_COMMAND         = _UxGT("Execution de la commande...");
   LSTR DGUS_MSG_BED_PID_DISABLED          = _UxGT("Bed PID desactive");
   LSTR DGUS_MSG_PID_DISABLED              = _UxGT("PID desactive");
diff --git a/Marlin/src/lcd/language/language_it.h b/Marlin/src/lcd/language/language_it.h
index c0d717d0cc..df42e1ef3b 100644
--- a/Marlin/src/lcd/language/language_it.h
+++ b/Marlin/src/lcd/language/language_it.h
@@ -391,10 +391,6 @@ namespace LanguageNarrow_it {
   LSTR MSG_TEMP_BED                       = _UxGT("Temperatura piatto");
   LSTR MSG_TEMP_CHAMBER                   = _UxGT("Temperature camera");
 
-  LSTR MSG_BAD_HEATER_ID                  = _UxGT("Estrusore invalido.");
-  LSTR MSG_TEMP_TOO_HIGH                  = _UxGT("Temp.troppo alta.");
-  LSTR MSG_TEMP_TOO_LOW                   = _UxGT("Temp. troppo bassa");
-
   LSTR MSG_PID_BAD_HEATER_ID              = _UxGT("Calibrazione fallita! Estrusore errato.");
   LSTR MSG_PID_TEMP_TOO_HIGH              = _UxGT("Calibrazione fallita! Temperatura troppo alta.");
   LSTR MSG_PID_TIMEOUT                    = _UxGT("Calibrazione fallita! Tempo scaduto.");
@@ -939,6 +935,8 @@ namespace LanguageNarrow_it {
   LSTR DGUS_MSG_NOT_WHILE_PRINTING        = _UxGT("Non ammesso durante la stampa");
   LSTR DGUS_MSG_NOT_WHILE_IDLE            = _UxGT("Non ammesso mentre è in riposo");
   LSTR DGUS_MSG_NO_FILE_SELECTED          = _UxGT("Nessun file selezionato");
+  LSTR DGUS_MSG_TEMP_TOO_LOW              = _UxGT("Temperatura troppo bassa");
+  LSTR DGUS_MSG_TEMP_TOO_HIGH             = _UxGT("Temp.troppo alta.");
   LSTR DGUS_MSG_EXECUTING_COMMAND         = _UxGT("Esecuzione del comando...");
   LSTR DGUS_MSG_BED_PID_DISABLED          = _UxGT("PID piatto disabilitato");
   LSTR DGUS_MSG_PID_DISABLED              = _UxGT("PID disabilitato");
diff --git a/Marlin/src/lcd/language/language_ru.h b/Marlin/src/lcd/language/language_ru.h
index 37bc17aa0c..c5cba1ad73 100644
--- a/Marlin/src/lcd/language/language_ru.h
+++ b/Marlin/src/lcd/language/language_ru.h
@@ -708,8 +708,6 @@ namespace LanguageNarrow_ru {
   LSTR MSG_CUTTER                           = _UxGT("Резак");
   LSTR MSG_PID_CYCLE                        = _UxGT("Циклы PID");
   LSTR MSG_PID_AUTOTUNE_FAILED              = _UxGT("Автонастройка PID не удалась!");
-  LSTR MSG_BAD_HEATER_ID                    = _UxGT("Неверный экструдер.");
-  LSTR MSG_TEMP_TOO_HIGH                    = _UxGT("Слишком высокая температура.");
   LSTR MSG_MPC_MEASURING_AMBIENT            = _UxGT("Тест потери тепла");
   LSTR MSG_MPC_HEATING_PAST_200             = _UxGT("Нагрев выше >200C");
   LSTR MSG_MPC_COOLING_TO_AMBIENT           = _UxGT("Охлаждение до окружающей");
@@ -824,6 +822,9 @@ namespace LanguageNarrow_ru {
   LSTR MSG_FTM_MASS_BASED                   = _UxGT("Mass-based");
   LSTR MSG_FTM_BASE_FREQ_N                  = _UxGT("@ Base Freq.");
   LSTR MSG_FTM_DFREQ_K_N                    = _UxGT("@ Dyn. Freq.");
+
+  // DGUS-Specific message strings, not used elsewhere
+  LSTR DGUS_MSG_TEMP_TOO_HIGH               = _UxGT("Слишком высокая температура.");
 }
 
 namespace LanguageWide_ru {
diff --git a/Marlin/src/lcd/language/language_sk.h b/Marlin/src/lcd/language/language_sk.h
index f1efc0e7c3..5498e36aec 100644
--- a/Marlin/src/lcd/language/language_sk.h
+++ b/Marlin/src/lcd/language/language_sk.h
@@ -344,8 +344,6 @@ namespace LanguageNarrow_sk {
   LSTR MSG_PID_CYCLE                      = _UxGT("Cykly PID");
   LSTR MSG_PID_AUTOTUNE_DONE              = _UxGT("Kal. PID dokončená");
   LSTR MSG_PID_AUTOTUNE_FAILED            = _UxGT("Kal. PID zlyhala!");
-  LSTR MSG_BAD_HEATER_ID                  = _UxGT("Zlý extrudér");
-  LSTR MSG_TEMP_TOO_HIGH                  = _UxGT("Príliš vysoká tepl.");
   LSTR MSG_PID_BAD_HEATER_ID              = _UxGT("Auto-kal. zlyhala! Zlý extrúder.");
   LSTR MSG_PID_TEMP_TOO_HIGH              = _UxGT("Auto-kal. zlyhala! Príliš vysoká tepl.");
   LSTR MSG_PID_TIMEOUT                    = _UxGT("Auto-kal. zlyhala! Čas vypršal.");
@@ -800,6 +798,9 @@ namespace LanguageNarrow_sk {
   LSTR MSG_USB_DISK                       = _UxGT("USB disk");
 
   LSTR MSG_HOST_SHUTDOWN                  = _UxGT("Vypnúť hosta");
+
+  // DGUS-Specific message strings, not used elsewhere
+  LSTR DGUS_MSG_TEMP_TOO_HIGH             = _UxGT("Príliš vysoká tepl.");
 }
 
 namespace LanguageWide_sk {
diff --git a/Marlin/src/lcd/language/language_tr.h b/Marlin/src/lcd/language/language_tr.h
index 77cb7bf9b8..21a65d3c2f 100644
--- a/Marlin/src/lcd/language/language_tr.h
+++ b/Marlin/src/lcd/language/language_tr.h
@@ -347,9 +347,6 @@ namespace LanguageNarrow_tr {
   LSTR MSG_PID_CYCLE                      = _UxGT("PID Döngüleri");
   LSTR MSG_PID_AUTOTUNE_DONE              = _UxGT("PID ayarı yapıldı");
   LSTR MSG_PID_AUTOTUNE_FAILED            = _UxGT("Kalibrasyon başarısız!");
-  LSTR MSG_BAD_HEATER_ID                  = _UxGT("Kötü ekstruder.");
-  LSTR MSG_TEMP_TOO_HIGH                  = _UxGT("Sıcaklık çok yüksek.");
-  LSTR MSG_TEMP_TOO_LOW                   = _UxGT("Sıcaklık çok düşük");
   LSTR MSG_PID_BAD_HEATER_ID              = _UxGT("Kalibrasyon başarısız! Kötü ekstruder.");
   LSTR MSG_PID_TEMP_TOO_HIGH              = _UxGT("Kalibrasyon başarısız! Sıcaklık çok yüksek.");
   LSTR MSG_PID_TIMEOUT                    = _UxGT("Kalibrasyon başarısız! Zaman aşımı.");
@@ -869,6 +866,8 @@ namespace LanguageNarrow_tr {
   LSTR DGUS_MSG_NOT_WHILE_PRINTING        = _UxGT("Yazdırma sırasında izin verilmez");
   LSTR DGUS_MSG_NOT_WHILE_IDLE            = _UxGT("Boştayken izin verilmez");
   LSTR DGUS_MSG_NO_FILE_SELECTED          = _UxGT("Seçili dosya yok");
+  LSTR DGUS_MSG_TEMP_TOO_LOW              = _UxGT("Sıcaklık çok düşük");
+  LSTR DGUS_MSG_TEMP_TOO_HIGH             = _UxGT("Sıcaklık çok yüksek.");
   LSTR DGUS_MSG_EXECUTING_COMMAND         = _UxGT("Komut yürütülüyor...");
   LSTR DGUS_MSG_BED_PID_DISABLED          = _UxGT("Tabla PID pasif");
   LSTR DGUS_MSG_PID_DISABLED              = _UxGT("PID devre dışı");
diff --git a/buildroot/share/PlatformIO/variants/MARLIN_F103Rx/variant.h b/buildroot/share/PlatformIO/variants/MARLIN_F103Rx/variant.h
index 2167e2ad9c..1b95f75f69 100644
--- a/buildroot/share/PlatformIO/variants/MARLIN_F103Rx/variant.h
+++ b/buildroot/share/PlatformIO/variants/MARLIN_F103Rx/variant.h
@@ -31,7 +31,7 @@ extern "C" {
 #define PA0  PIN_A0  // | 0       | A0             |                          |           |                       |           |
 #define PA1  PIN_A1  // | 1       | A1             |                          |           |                       |           |
 #define PA2  PIN_A2  // | 2       | A2             | USART2_TX                |           |                       |           |
-#define PA3  PIN_A3  // | 2       | A3, DAC_OUT1** | USART2_RX                |           |                       |           |
+#define PA3  PIN_A3  // | 3       | A3, DAC_OUT1** | USART2_RX                |           |                       |           |
 #define PA4  PIN_A4  // | 4       | A4, DAC_OUT2** |                          |           | SPI1_SS               |           |
 #define PA5  PIN_A5  // | 5       | A5             |                          |           | SPI1_SCK              |           |
 #define PA6  PIN_A6  // | 6       | A6             |                          |           | SPI1_MISO             |           |
diff --git a/buildroot/share/PlatformIO/variants/MARLIN_F401RC_CREALITY/ldscript.ld b/buildroot/share/PlatformIO/variants/MARLIN_F401RC_CREALITY/ldscript.ld
index d12edc7197..37496e7840 100644
--- a/buildroot/share/PlatformIO/variants/MARLIN_F401RC_CREALITY/ldscript.ld
+++ b/buildroot/share/PlatformIO/variants/MARLIN_F401RC_CREALITY/ldscript.ld
@@ -1,8 +1,7 @@
 /*
 *****************************************************************************
 **
-
-**  File        : LinkerScript.ld
+**  File        : ldscript.ld
 **
 **  Abstract    : Linker script for STM32F401RETx Device with
 **                512KByte FLASH, 96KByte RAM
@@ -55,13 +54,13 @@ ENTRY(Reset_Handler)
 _estack = 0x20010000;    /* end of RAM */
 
 /* Generate a link error if heap and stack don't fit into RAM */
-_Min_Heap_Size = 0x200;;      /* required amount of heap  */
-_Min_Stack_Size = 0x400;; /* required amount of stack */
+_Min_Heap_Size = 0x200;  /* required amount of heap  */
+_Min_Stack_Size = 0x400; /* required amount of stack */
 
 /* Specify the memory areas */
 MEMORY
 {
-FLASH (rx)      : ORIGIN = 0x8000000 + LD_FLASH_OFFSET, LENGTH = LD_MAX_SIZE - LD_FLASH_OFFSET
+FLASH (rx)     : ORIGIN = 0x8000000 + LD_FLASH_OFFSET, LENGTH = LD_MAX_SIZE - LD_FLASH_OFFSET
 RAM (xrw)      : ORIGIN = 0x20000000, LENGTH = 64K
 }
 
@@ -150,7 +149,7 @@ SECTIONS
   . = ALIGN(4);
   .bss :
   {
-    /* This is used by the startup in order to initialize the .bss secion */
+    /* This is used by the startup in order to initialize the .bss section */
     _sbss = .;         /* define a global symbol at bss start */
     __bss_start__ = _sbss;
     *(.bss)
diff --git a/buildroot/share/PlatformIO/variants/MARLIN_F401RC_CREALITY/variant.h b/buildroot/share/PlatformIO/variants/MARLIN_F401RC_CREALITY/variant.h
index 9c5c253022..e15c21b2f2 100644
--- a/buildroot/share/PlatformIO/variants/MARLIN_F401RC_CREALITY/variant.h
+++ b/buildroot/share/PlatformIO/variants/MARLIN_F401RC_CREALITY/variant.h
@@ -101,7 +101,7 @@ extern "C" {
 // UART Definitions
 //#define ENABLE_HWSERIAL1        done automatically by the #define SERIAL_UART_INSTANCE below
 #define ENABLE_HWSERIAL2
-
+#define ENABLE_HWSERIAL6
 
 // Define here Serial instance number to map on Serial generic name (if not already used by SerialUSB)
 #define SERIAL_UART_INSTANCE    1 //1 for Serial = Serial1 (USART1)
@@ -118,6 +118,8 @@ extern "C" {
 #define PIN_SERIAL1_TX          PA9
 #define PIN_SERIAL2_RX          PA3
 #define PIN_SERIAL2_TX          PA2
+#define PIN_SERIAL6_RX          PC7
+#define PIN_SERIAL6_TX          PC6
 
 #ifdef __cplusplus
 } // extern "C"