diff --git a/Firmware/Marlin.h b/Firmware/Marlin.h
index 6fd26d5bb..9cab60609 100644
--- a/Firmware/Marlin.h
+++ b/Firmware/Marlin.h
@@ -346,9 +346,12 @@ extern uint8_t print_percent_done_normal;
 extern uint16_t print_time_remaining_normal;
 extern uint8_t print_percent_done_silent;
 extern uint16_t print_time_remaining_silent;
-#define PRINT_TIME_REMAINING_INIT 65535
-#define PRINT_PERCENT_DONE_INIT 255
-#define PRINTER_ACTIVE (IS_SD_PRINTING || is_usb_printing || isPrintPaused || (custom_message_type == 4) || (lcd_commands_type == LCD_COMMAND_V2_CAL))
+
+#define PRINT_TIME_REMAINING_INIT 0xffff
+#define PRINT_PERCENT_DONE_INIT   0xff
+#define PRINTER_ACTIVE (IS_SD_PRINTING || is_usb_printing || isPrintPaused || (custom_message_type == 4) || (lcd_commands_type == LCD_COMMAND_V2_CAL) || card.paused || mmu_print_saved)
+
+extern void calculate_extruder_multipliers();
 
 // Similar to the default Arduino delay function, 
 // but it keeps the background tasks running.