See also:

Sound output
Switching on/off When the ignition is switched off: press ON/OFF button on the radio. Muting When the ignition is switched on or the engine is running: press the ON/OFF button on the radio. ...

Jump-starting
If the car's own battery is flat, your BMW's engine can be started by connecting two jumper cables to another vehicle's battery. You can also use the same method to help start another ...

Initializing after a power failure
After a power failure during the opening or closing process, the roof can only be operated to a limited extent. Initializing the system The system can be initialized when the vehicle is stationar ...