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Level 1

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Can I upgrade the OS on my iMac 21.5" late 2009? It was upgraded once to High Sierra 10.13.6. Can I upgrade further to Mojave or Big Sur?

Can I upgrade the OS on my iMac 21.5" late 2009 computer? It has been upgraded one to High Sierra 10.13.6. Can I upgrade to Big Sur or Monterey?

Posted on Oct 7, 2022 11:45 AM

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Level 8

46,008 points

Posted on Oct 7, 2022 11:46 AM

Hello!

Unfortunately, no. macOS High Sierra is the newest version of macOS your iMac can run.

Jack

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