See also:

Deactivating/activating ESP®
Observe the "Important safety notes" section. WARNING ESP® should not be deactivated during normal driving other than in the circumstances described below. Disabling the system ...

Deactivating DISTRONIC PLUS
WARNING The DISTRONIC PLUS switches off and releases the brakes when the vehicle decelerates below the minimum speed of 20 mph (30 km/h) by operation of the system unless the DISTRONIC PLUS ...

Cleaning the display
  Before cleaning the display, make sure that it is switched off and has cooled down.   Clean the display surface using a commercially-available microfiber cloth and TFT/LCD display c ...