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Screen colour

My iMac keeps flickering from a normal screen setting to blue

How do I solve this problem

iMac 27″, macOS 11.4

Posted on Aug 11, 2021 10:19 AM

Best reply

Level 8

45,694 points

Posted on Aug 11, 2021 10:22 AM

Welcome to the Apple Support Communities.

First, reset the SMC and NVRAM. If the issue persists, startup in Safe Mode and see if the issue occurs there.

Cheers,

Jack

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