For the sound correction after the Bose FW upgrade from 420 to 440, do you refer to the following adjustment? If so, I've already tried this and it doesn't work: "Save new key in module 5F, customization channel: confirmation of installation change. Next, you can delete error code 1555/B201A."
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In addition, the map view in the Virtual Cockpit no longer works since the MIB FW upgrade. Can you please let us know if it needs to be activated? Or do I also need to update the cockpit as a separate module?
Regarding CarPlay/Android Auto, I use this and it works great to use wirelessly :
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Sincerely, Andrei