Can you update a 21.5-inch, mid 2010 iMac or is this device no longer able to get software updates?
Can you update a 21.5-inch, mid 2010 iMac or is this device no longer able to get software updates?
iMac 21.5″, macOS 10.12
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Back up your data, check the application compatibility table, click here, and then on the download link for High Sierra. It can't be upgraded past there.
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