Opening the main menu
Press the button.

The main menu is displayed.
All iDrive functions can be called up via the main menu.
See also:
General information
The following functions are available:
▷ Use of a mobile phone as a telephone.
▷ Use of a mobile phone as an additional telephone.
▷ Use of a mobile phone as an audio source.
...
Avoid high engine speeds
Driving at a low engine speed reduces fuel consumption
and minimizes wear. ...
The concept
The following can be operated using the buttons
and the thumbwheel on the steering wheel:
Current audio source.
Redial on telephone*.
Activation of the voice activation system*.
...
