Switching the microphone to mute
When a call is active, the microphone can be muted.
1. "Telephone".
2. "Active calls".
3. 
"Microphone mute"
A microphone that has been switched to mute is automatically reactivated:
▷ When a new connection is established.
▷ When switching between call parties.
See also:
Releasing
With the ignition switched on:
Manual transmission: Press the
switch
while the brake or clutch is pressed.
Automatic transmission: Press the switch while
the brake is pressed or transmission ...
Switching on/off manually
Switching on/off manually
Press the button.
▷ On: the LED lights up.
▷ Off: the LED goes out.
If Top View is displayed, switch on the backup
camera via the iDrive. ...
System limits
Top View cannot be used in the following situations:
With a door open.
With the trunk lid open.
With an exterior mirror folded in.
In poor light.
A Check Control message is displayed in s ...