See also:

Priority options
The driver has priority The source selected via iDrive in the front is output on the vehicle loudspeakers and can be selected but not operated from the rear. Other audio or video sources ...

Note
Manufacturer's information for LATCH child restraint fixing systems To mount and use the LATCH child restraint fixing systems, observe the operating and safety information from the system ...

Deleting the button assignments
1. Press buttons 1 and 8 simultaneously for approx. five seconds. 2. "OK" ...