When blind spot alerts are enabled, your car can alert you of vehicles in or approaching your blind spots.
Important
Changing driver support settings
Make sure that you understand how changing the car’s settings affects its behaviour. It is particularly important when it comes to features that affect the level of assistance the car can provide.
Press the car 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.