You cannot simply "download" a single new file to fix this; you need the correct firmware version for your region (Europe/RoW or North America).
: This is often caused by a dirty laser in the CD drive or a low-quality CD-R. Try cleaning the drive or using a high-quality disc burned at the slowest possible speed.
: This usually means the CD is not burned correctly or the files on it do not match your MMI hardware. bootloader version 240 mmi h43 download new
: No music, navigation, or vehicle settings will be accessible until the software is reinstalled. How to Fix Bootloader Version 240
: While in this state, the MMI often refuses to shut down, which can drain your car's battery completely if left overnight. You cannot simply "download" a single new file
Understanding the "Bootloader Version 240 MMI H43" Issue If your Audi display is stuck on a black-and-white screen reading , your infotainment system is in a recovery state. This typically happens if the "Start Bootloader" option was accidentally selected in the hidden "Green Menu" or if a firmware update failed. Why Your MMI Is Stuck
To exit this screen, you must provide the system with the original firmware files via a CD. 1. Obtain the Correct Firmware : This usually means the CD is not
: If you cannot fix it immediately, remove the MMI fuse (usually in the right-side dashboard fuse box) to prevent your battery from dying.