See also:

Enabling operation in the rear
Only possible via the iDrive in the front. 1. "Settings" 2. "Allow rear control" 3. Select the desired priority. ...

Weights
Never exceed either the approved axle loads or the gross vehicle weight. ...

Folding forward the center head restraint
Before using the center seat, fold the center head restraint forward. Press the button, arrow 1, and fold the head restraint forward. ...