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:
Tire inflation pressure values up to
100 mph/160 km/h
740i, 740Li, 750i, 750Li
760Li
750i xDrive, 750Li xDrive
...
Tone control
You can alter various tone settings, e.g. treble and bass or the speed-dependent
volume increase.
The tone settings are applied to all audio sources.
The settings are stored for the remote control ...
Indicator lamps without text messages
The following indicator lamps notify you that
certain functions are active:
Symbol Function or system
Parking brake set
Canada: parking brake set
High beams/headlamp flasher
Front fog lamps ...