See also:

BMW X5 without 3rd row seats
BMW X5 without 3rd row seats Unlock the center armrest with the button in the lower section of the opening and fold down. ...

Deactivating HDC
Press the button again; the LED goes out. HDC is automatically deactivated above approx. 37 mph/60 km/h. ...

Opening the main menu
Press the button. The main menu is displayed. All iDrive functions can be called up via the main menu. ...