Deactivating or activating ATTENTION ASSIST (vehicles with steering wheel buttons)
To change the setting:
press the 
button and select the setting. If ATTENTION ASSIST is activated, the 
symbol is shown in the status area of the multifunction display.
You can choose between the following settings:
Off
Standard: normal system sensitivity.
Sensitive: higher system sensitivity. The driver is warned earlier and the attention level detected by the system is adapted accordingly.