See also:

Defrosting and defogging windows
Press the button. Ice and condensation are quickly removed from the windshield and the front side windows. For this purpose, also switch on the cooling function. ...

Interior motion sensor
For the sensor to function properly, the windows and glass sunroof/panoramic glass sunroof must be closed. ...

Car care products
BMW recommends using cleaning and care products from BMW, since these have been tested and approved. Car care and cleaning products Follow the instructions on the container. When cleaning the ...