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Level 1

5 points

upgrading mac high sierra 10.13.6 on older mac, late 2013

How do I upgrade my mac High Sierra 10.13.6 Older Mac - late 2013s

iMac 21.5″, macOS 10.13

Posted on Feb 20, 2023 2:56 PM

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Level 10

731,195 points

Posted on Feb 20, 2023 3:16 PM

Back up your data, check the application compatibility table, click here, and then on the download link for a more-recent OS. That iMac model's maximum one is Catalina.

Catalina and higher won't run 32-bit software; if you upgrade to one of them, use Go64 as well.

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