how can i upgrade my Imac

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Level 1

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21.5-inch mid 2011 os upgrade?

iMac 21.5″, OS X 10.10

Posted on Dec 13, 2020 5:32 AM

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Answer 1

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Level 10

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The latest version of macOS you can run is High Sierra 10.13.6

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Answer 2

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Delete "Install macOS High Sierra" from the Applications folder. Try downloading it again while in Safe Mode.

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Answer 3

Level 1

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"This copy of the Install macOS High Sierra application is damaged, and can‘t be used to install macOS"

Hi

when i trying to make the update i got this message in above

regards

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