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:
Interior
The 135i's interior design is fairly traditional, with more upright shapes
than sweeping contours. Dual-zone climate controls sit below the center air
vents and optional navigation system, with BM ...
Automatic deactivation
In certain situations, the Automatic Engine Start/
Stop Function is deactivated automatically for
safety reasons, such as when the driver is detected
to be absent.
Malfunction
The automatic engin ...
Storing a channel
1. "Radio".
2. "Satellite radio".
3. If necessary, open "All channels" or the desired
category.
4. Select the desired channel.
5. Press the controller again.
6. Pr ...