See also:

Remote vehicle unlocking
If you have unintentionally locked your vehicle (e.g. the SmartKey is still in the vehicle) and a replacement SmartKey is not available, the vehicle can be opened by a Mercedes-Benz Customer A ...

Resetting the panorama roof with power tilt/sliding panel or the front roller sunblind
Reset the panorama roof with power tilt/sliding panel or the roller sunblinds if the panorama roof with power tilt/sliding panel or the roller sunblinds do not move smoothly. Do not open the p ...

Locking the trunk separately
You can lock the trunk separately. If you then unlock the vehicle centrally, the trunk remains locked and cannot be opened. Close the trunk lid. Take the mechanical key out of the SmartKey ...