What is your SYNC Region?Europa What was your Old SYNC Version? Sync 3.0.19205 What is your current SYNC Version? Sync 3.4.21098 What version of Syn3 Updater are you using?2.10.1.0 Do you have Navigation? F8 Have you read the documentation at Syn3 Updater - CyanLabs ? not completely Do you hav…

If the unit is MY20 or later (which seems to be the case, since it had stock theme), there’s no solution other than replacing the unit. If the car is under warrant, you could try just playing dumb and say the unit just die, do not mention you tried to upgrade it. Dealers do not really fix things, …