See also:

Safety switch for the rear
Press the button on the driver's door if children are being transported in the rear. This locks the rear window switches so that the windows cannot be operated from the rear: safety switch. ...

Wiper blade replacement
Do not fold down the wipers without wiper blades Do not fold down the wipers if wiper blades have not been installed; this may damage the windshield.◀ ...

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