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how do I know what MacOS is installed on my computer?

How do I know what MacOS version is currently on my iMac?

iMac 21.5″, macOS 10.13

Posted on Nov 30, 2021 4:37 PM

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Posted on Nov 30, 2021 4:38 PM


Click the  (Apple) menu at the top of your screen and choose About This Mac.

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how do I know what MacOS is installed on my computer?

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