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iMac fan speed

iMac OS 13 fan runs on high continuously

iMac 21.5″, macOS 10.13

Posted on Jul 8, 2021 11:07 AM

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245,177 points

Posted on Jul 8, 2021 11:25 AM

Have you blown the dust out lately?

Have you done a PRAM reset, CMD+Option+p+r...

In fact, do 3 in a row, takes a bit of time.

Intel-based Macs: Resetting the System Management Controller (SMC)...

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