See also:

TeleService Report
Transmits technical data that is evaluated for the ongoing development of BMW products from your vehicle to BMW in regular intervals if necessary. TeleService Report is activated in vehicles that ...

General information
The sound settings are stored for the remote control currently in use. ...

Multi-channel playback, surround
Choose between stereo and multi-channel playback, surround. Setting multi-channel playback, surround 1. "CD/Multimedia", "Radio" or "Settings". 2. "Tone" ...