When blind spot alerts are enabled, your vehicle can alert you of vehicles in or approaching your blind spots.
Important
Changing driver support settings
Make sure that you understand how changing your vehicle's settings affects its behavior. It is particularly important when it comes to features that affect the level of assistance the vehicle can provide.
Press the vehicle symbol 
in the bottom bar and go to Settings.
in the bottom bar and go to Settings.Go to .
Enable or disable blind spot alerts.