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. ...

Requirements
Via the Control Display, set a language that is also supported by the voice activation system so that the spoken commands can be identified. Set the language. ...

Messages after trip completion
Special messages that are displayed during driving are displayed again after the ignition is switched off. ...