"SD init fail" status error (#19064)

Marlin/src/lcd/language/language_en.h

@@ -48,6 +48,7 @@ namespace Language_en {
   PROGMEM Language_Str MSG_MEDIA_INSERTED                  = _UxGT("Media Inserted");
   PROGMEM Language_Str MSG_MEDIA_REMOVED                   = _UxGT("Media Removed");
   PROGMEM Language_Str MSG_MEDIA_WAITING                   = _UxGT("Waiting for media");
+  PROGMEM Language_Str MSG_SD_INIT_FAIL                    = _UxGT("SD Init Fail");
   PROGMEM Language_Str MSG_MEDIA_READ_ERROR                = _UxGT("Media read error");
   PROGMEM Language_Str MSG_MEDIA_USB_REMOVED               = _UxGT("USB device removed");
   PROGMEM Language_Str MSG_MEDIA_USB_FAILED                = _UxGT("USB start failed");

Marlin/src/sd/cardreader.cpp

@@ -376,8 +376,13 @@ void CardReader::mount() {
     flag.mounted = true;
     SERIAL_ECHO_MSG(STR_SD_CARD_OK);
   }
-  cdroot();
 
+  if (flag.mounted)
+    cdroot();
+  else {
+    spiInit(SPI_SPEED); // Return to base SPI speed
+    ui.set_status_P(GET_TEXT(MSG_SD_INIT_FAIL), -1);
+  }
   ui.refresh();
 }