The concept
The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels.

See also:
Activating assistance functions
Several assistance functions can be active at the
same time.
Showing the parking aid lines
"Parking aid lines"
Pathway and turning lines are displayed.
Showing the obstacle marking
...
Contacts
Contacts can be created and edited and the addresses
can be adopted as destinations for navigation. ...
Safety switch for the rear
Press the button on the driver's
door if
children are being transported in the
rear.
This locks the rear window switches so that the
windows cannot be operated from the rear:
safety switch. ...
