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Level 1

8 points

Slow or non existent startup on imac

How do I troubleshoot a Mac that won't finish startup process- what keys do I press at startup to troubleshoot.

iMac 21.5″, macOS 10.12

Posted on Jul 5, 2020 6:27 AM

Top-ranking reply

Level 10

82,114 points

Posted on Jul 5, 2020 7:05 AM

What size and year model is the iMac?

First try starting up in Safe Mode followed by a normal restart.

Then if you are still having slow startups issues or getting stuck at a startup screen,

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