If you want to know what this button marked with a star on the steering wheel (Audi A1, A3, A4, A5, A6, A8, Q2, Q3, Q5, Q7, Q8) can do, watch this
video tutorial below.
If you want to acces functions from steering wheel button follow these next steps: Press Menu button and then select “Car” / “Steering wheel button” using selector button (big knob) from the center console.
This star button has three functions:
1. “Traffic announcements on/off” – if the Traffic programme is switched on, audio/video playback is interrupted and traffic announcements will cut in. You can cancel a traffic announcement while it is being played by briefly pressing the ON/OFF button.
2. “Inst. cluster: minimum disp. on/off” – you cancel or activate the central display
3. “Switch between Radio/Media” – you can switch between Radio and Media (USB memory stick).
See these VIDEO TUTORIALS for AUDI: