vertical line on screen
how to manage red and blue vertical line on screen?
c
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Let's hope that it is not a failing display or a failing GPU (or the cable connecting the two).
- Reset SMC by following the directions applicable to your MacBook Air here ➔ How to Reset SMC. If that does not solve things then-
- Reset NVRAM/PRAM by following the directions applicable to your MacBook Air here ➔ How to Reset NVRAM/PRAM. If that does not solve things then-
- Enter ➔ Safe Mode and see if the screen issue still exists in Safe mode. Log out of Safe Mode and then reboot computer. If that does not solve things then-
- Thats all I have for now. Beyond the above recommendations, You can have your MacBook Pro examined at the Apple Store or an Authorized Service Center when they open or contact ➔ Apple Support
Axel F.