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why doesn't Monterey work on iMac 27' MID2015?

27" iMac mid 2015:

one Mac website said mid2015 would accept monterey

installed it. yay! upgraded safari. via apple store.

shut down.

next morning, it was back to big sur and my desktop pic was also gone.

and apple's page says only late 2015


why?

iMac 27″, macOS 11.6

Posted on Mar 9, 2022 10:51 AM

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Question marked as Top-ranking reply

Posted on Mar 9, 2022 11:30 AM

It has to be Late 2015 or later. You'll have to ask Apple Why, that's a corporate decision we have no access to as we are users like you.


Here's Apple official list: macOS Monterey is compatible with these computers - Apple Support


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why doesn't Monterey work on iMac 27' MID2015?

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