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To set up the Tesla mobile app to communicate with
your Model Y:
1. Download the Tesla mobile app to your phone.
2. Log in to the Tesla mobile app by entering your Tesla
account credentials.
3. Enable mobile access to your Model Y by touching
Controls > Safety > Mobile Access (see Control
By default, Auto High Beam is enabled to allow high beam headlights to
automatically switch to low beam when there is light detected in front of Model
Y (for example, from an oncoming vehicle). To control this feature, touch
Controls > Lights > Auto High Beam or touch Auto on the lights pop