See also:

Last destinations
The last destinations are stored automatically. These destinations can be called up and used as a destination for destination guidance. Opening the last destinations1.  "Navigation" ...

After the ignition is switched off
The roof can still be operated for approx. 1 minute, as long as no door has been opened. ...

Adjusting the volume
Turn the knob until the desired volume is selected. The setting is stored for the remote control currently in use. The vehicle automatically adjusts the volume of the microphone on the telepho ...