Startup screen
My IMac will not complete startup and the screen has an unusual pattern. Has anyone had a similar issue
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My IMac will not complete startup and the screen has an unusual pattern. Has anyone had a similar issue
It looks like your GPU is failing. However before your take it to your local Apple Authorized Service Provider to be professionally diagnosed please do the following steps as described in If your Mac doesn't start up all the way.
It looks like your GPU is failing. However before your take it to your local Apple Authorized Service Provider to be professionally diagnosed please do the following steps as described in If your Mac doesn't start up all the way.
Startup screen