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How to restart the Audi MMI system?

3 Answers
StEliza
09/04/25 6:37am
Press the car button at the bottom left, the large knob in the middle, and the button at the top right next to the large knob to restart the MMI. Hold for about 6 seconds, and the system screen will turn off and then automatically restart. If you find that it cannot restart smoothly each time, it is related to these buttons. Hold for about 2 seconds to forcibly shut down the MMI system. After shutting down, press and hold the power button to turn it on again. If the above methods cannot restart the system smoothly, it is time to go to the 4S store for replacement and repair in a timely manner.
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VanRachel
09/16/25 7:33am
Hey, I've been driving an Audi for years, and MMI freezing is a common issue. Find a safe spot to pull over, whether you turn off the engine or shift to neutral. Press and hold the Menu button near the steering wheel, the big round knob on the center console, and the Back button simultaneously for about ten seconds. Once the screen goes black and lights up again, the reboot is successful. This trick is similar to a forced restart on a computer and can resolve minor issues like screen freezes or navigation lag. I recommend checking for system updates after every maintenance session to minimize software bugs. Never operate it while driving—it's too dangerous. If the problem persists, it might be due to software conflicts or aging hardware, so have a professional check it out.
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LeJoy
10/30/25 8:08am
As a tech enthusiast, handling the MMI system is quite straightforward. After parking, don't rush—press the Menu button, the central knob, and the back button simultaneously for about ten seconds until the screen turns off and reboots. It'll be back up and running! This is just like restarting a phone and works for freezes or slow responses. I regularly update the system firmware to avoid glitches or connect to the Audi App to check for updates. If that doesn't fix it, try disconnecting the 12V battery for a while (but be cautious). If all else fails, seek professional help!
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