See also:

Sound output
Switching on/off When the ignition is switched off: press ON/OFF button on the radio. Muting When the ignition is switched on or the engine is running: press the ON/OFF button on the radio. ...

Malfunction
In the event of a failure or malfunction of the parking brake, secure the vehicle against rolling using a wheel chock, for example, when leaving it. ...

Even more entertainment at the wheel: with BMW Live and BMW Online
Subject to owning a suitable internet-compatible mobile phone and arranging a requisite data tariff, new BMW 3-Series Sedan customers can enjoy a selection of services from the existing BMW Online ...