Switching the split screen on and off
1. 
Press the button.
2. "Split screen"
See also:
Lane departure warning
The concept
Starting at a specific speed, this system alerts
you when the vehicle on streets with lane markings
is about to leave the lane. Depending on the
country-specific version of the vehicle ...
Timeshift
Approx. one hour of the program being broadcast
on the channel currently being listened to
is stored in a buffer. Prerequisite: the signal must
be available.
The stored audio track can be playe ...
Enabling operation in the rear
Only possible via the iDrive in the front.
1. "Settings"
2. "Allow rear control"
3. Select the desired priority.
...