Audi A4: Global functions
Additional function buttons
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Fig. 21 Right side of the multifunction steering wheel
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Fig. 22 MMI On/Off knob with joystick function
Adjusting the volume
You can adjust the volume of an audio source or a
system message (for example, from the voice
recognition system) when the sound is playing.
- To increase or decrease the volume, turn the
right thumbwheel (3) fig. 27 upward or
downward, or turn the On/Off knob > fig. 22 to
the right or left.
- To mute, push the right thumbwheel or the
On/Off knob.
Selecting the previous/next track or station
- Press the
button (4) or
briefly press
the On/Off knob to the left/right.
Fast forward/rewind
- Press and hold the
button
(4), or
press the On/Off knob to the left or right until
the desired playback position is reached.
Quick access steering wheel button
Depending on vehicle equipment, the button (5)
may provide quick access to various functions.
button
You can program the
button with
various functions.
- To bring up the function that is currently set,
press the
button.
- To perform the function that is currently set,
press and hold the
K button, or:
- Applies to MMI: Select on the home screen: VEHICLE
- Settings & Service > Steering wheel
button assignment.
- Select and confirm the desired function.
Switching the voice recognition system on or
off
button (2)
Using the telephone functions
button (1)
WARNING
Adjust the volume of the audio system so that
signals from outside the vehicle, such as police
and fire sirens, can be heard easily at all
times.
READ NEXT:
Users
General information
Applies to: vehicles with personalized user settings
Depending on vehicle equipment and your country,
your vehicle may be able to manage various
users in the MMI. Each user w
SEE MORE:
Removing
- Remove the window frame trim panel. Refer to
→ Body Interior; Rep. Gr.70; Rear Door Trim Panels; Window Frame
Trim Panel, Removing and Installing.
- Remove the B-pillar trim. Refer to
→ Chapter "B-Pillar Door Trim, Removing and Installing, Rear".
- 
Media sources
The following sources can be selected depending
on the vehicle equipment:
Alexa
USB device
Connect external device: you can connect external
devices via Bluetooth and use the Bluetooth
audio player, or you can connect
an external device directly to the Audi music
interface
Str