installing Big Sur

why won't Big Sur install on my late 2012 27" iMac

iMac 27″, macOS 10.15

Posted on Dec 29, 2021 07:33 PM

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Posted on Dec 30, 2021 01:36 AM

Computer Qualify for the Monterey upgrade 


And this computer has reached the best it can with Catalina and no more.

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installing Big Sur

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