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won't update os

how do I update my mac it will not update from High sierra


iMac 27″, macOS 10.13

Posted on Feb 20, 2021 6:42 PM

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Question marked as Top-ranking reply

Posted on Feb 21, 2021 2:36 AM

Sorry to report High Sierra is the last macOS available for this unit

3 replies

won't update os

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