diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h
index 5bcc0b62ce..7d614ceccf 100644
--- a/Marlin/Configuration_adv.h
+++ b/Marlin/Configuration_adv.h
@@ -1697,12 +1697,12 @@
 // Specify additional languages for the UI. Default specified by LCD_LANGUAGE.
 //
 #if ANY(DOGLCD, TFT_COLOR_UI, TOUCH_UI_FTDI_EVE)
-  //#define LCD_LANGUAGE_2 fr
+  #define LCD_LANGUAGE_2 ru
   //#define LCD_LANGUAGE_3 de
   //#define LCD_LANGUAGE_4 es
   //#define LCD_LANGUAGE_5 it
   #ifdef LCD_LANGUAGE_2
-    //#define LCD_LANGUAGE_AUTO_SAVE // Automatically save language to EEPROM on change
+    #define LCD_LANGUAGE_AUTO_SAVE // Automatically save language to EEPROM on change
   #endif
 #endif
 
@@ -1824,7 +1824,7 @@
  * NOTE: This method is less reliable as it can only catch hangups while
  * interrupts are enabled.
  */
-#define USE_WATCHDOG
+//#define USE_WATCHDOG
 #if ENABLED(USE_WATCHDOG)
   //#define WATCHDOG_RESET_MANUAL
 #endif
diff --git a/Marlin/src/libs/fatfs/sdio_driver_f4.cpp b/Marlin/src/libs/fatfs/sdio_driver_f4.cpp
index 9b84542ee5..7dda03a4df 100644
--- a/Marlin/src/libs/fatfs/sdio_driver_f4.cpp
+++ b/Marlin/src/libs/fatfs/sdio_driver_f4.cpp
@@ -53,7 +53,7 @@ uint8_t SD_Cmd(uint8_t cmd, uint32_t arg, uint16_t response_type, uint32_t *resp
 	return 0;
 }
 
-uint32_t SD_transfer(uint8_t *buf, uint32_t blk, uint32_t cnt, uint32_t dir){
+uint32_t __attribute__((optimize("O0"))) SD_transfer(uint8_t *buf, uint32_t blk, uint32_t cnt, uint32_t dir){
 	uint32_t trials;
 	uint8_t cmd=0;
 
@@ -99,7 +99,7 @@ uint32_t SD_transfer(uint8_t *buf, uint32_t blk, uint32_t cnt, uint32_t dir){
 
 	transmit=1;
 	error_flag=0;
-	__disable_irq();
+	//__disable_irq();
 	SD_Cmd(cmd, blk, SDIO_RESP_SHORT, (uint32_t*)response);
 
 	SDIO->DTIMER=(uint32_t)SDIO_DATA_R_TIMEOUT;
@@ -109,8 +109,9 @@ uint32_t SD_transfer(uint8_t *buf, uint32_t blk, uint32_t cnt, uint32_t dir){
 	SDIO->ICR=SDIO_ICR_STATIC;
 
 	DMA2_Stream3->CR |= DMA_SxCR_EN;
+	__DSB();
 	SDIO->DCTRL|=1; //DPSM is enabled
-	__enable_irq();
+	//__enable_irq();
 
 	while((SDIO->STA & (SDIO_STA_DATAEND|SDIO_STA_ERRORS)) == 0){asm("nop");};
 
diff --git a/Marlin/src/module/mks_wifi/mks_wifi_sd.cpp b/Marlin/src/module/mks_wifi/mks_wifi_sd.cpp
index 68f7b50be7..5f868048b4 100644
--- a/Marlin/src/module/mks_wifi/mks_wifi_sd.cpp
+++ b/Marlin/src/module/mks_wifi/mks_wifi_sd.cpp
@@ -54,7 +54,6 @@ void mks_wifi_sd_deinit(void){
    f_mount(0, "", 1);
    DEBUG("Marlin mount");
    card.mount();
-   card.mount();
 };
 
 void sd_delete_file(char *filename){
diff --git a/Marlin/src/module/mks_wifi/mks_wifi_sd.h b/Marlin/src/module/mks_wifi/mks_wifi_sd.h
index addfb1c901..533eabf6fe 100644
--- a/Marlin/src/module/mks_wifi/mks_wifi_sd.h
+++ b/Marlin/src/module/mks_wifi/mks_wifi_sd.h
@@ -21,7 +21,7 @@
 										 (0x00 << DMA_SxCR_MBURST_Pos)| \
 										 (0x00 << DMA_SxCR_PBURST_Pos)| \
 										 (0x00 << DMA_SxCR_DBM_Pos)   | \
-										 (0x03 << DMA_SxCR_PL_Pos)	  | \
+										 (0x00 << DMA_SxCR_PL_Pos)	  | \
 										 (0x00 << DMA_SxCR_PINCOS_Pos)| \
 										 (0x00 << DMA_SxCR_MSIZE_Pos) | \
 										 (0x00 << DMA_SxCR_PSIZE_Pos) | \