Supper loud fan

Can OS update cause my macbook pro fan run very loud?

Posted on Mar 12, 2021 12:21 PM

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BDAqua

Level 10

250,253 points

Posted on Mar 12, 2021 4:07 PM

Yes, but...

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

http://support.apple.com/kb/HT1379

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

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

http://support.apple.com/kb/HT3964

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