How do I reset my Tesla Center display?
Press and hold both scroll wheels on either side of the steering wheel for up to 10 seconds until the main/central screen starts to reboot.
How to fix Tesla screen?
How do you force a Tesla to reboot?
Use touchscreen and go to Controls > Safety & Security then tap the Power Off button. The vehicle will start to reboot various systems. You’ll want to wait for at least 2 minutes without interacting with the vehicle.