Screen flashes gray color during startup

For almost two weeks now finder can't be opened and it keeps crashing every now and then. As a result, I am forced to restart my Mac only to see flashes of gray color strips which comes and goes instantaneously whiles machine restarts.

Posted on Sep 23, 2014 11:22 PM

Reply
4 replies

This thread has been closed by the system or the community team. You may vote for any posts you find helpful, or search the Community for additional answers.

Screen flashes gray color during startup

Welcome to Apple Support Community
A forum where Apple customers help each other with their products. Get started with your Apple Account.