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The volume on my iMac is very low although in the Sound Output and everywhere it is set to maximum

The volume on my iMac is very low although in the Sound Output and everywhere it is set to maximum.

I believe it happened following my upgrade Big Sur 11.5

iMac 21.5″, OS X 10.11

Posted on Aug 3, 2021 11:52 AM

Reply
Question marked as Apple recommended

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


https://support.apple.com/en-us/HT201295

Posted on Aug 3, 2021 12:08 PM

1 reply

The volume on my iMac is very low although in the Sound Output and everywhere it is set to maximum

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