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Mac can't update to Big Sur. Is my computer too old?

I own an iMac (21.5-inch, Late 2012) (my mothers computer), and I attempted to update it from Catalina 10.15.7 to Big Sur, but it said update not available. I know my computer is kind of old, so is my computer outdated? Thanks for helping.

iMac 21.5″, macOS 10.15

Posted on Jun 5, 2023 1:28 PM

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Question marked as Top-ranking reply

Posted on Jun 5, 2023 1:33 PM

A late 2012 iMac can be upgraded to Catalina 10.15.7 but no later. See the following from Identify your iMac model - Apple Support


iMac (21.5-inch, Late 2012)

Model Identifier: iMac13,1

Part Number: MD093xx/A, MD094xx/A

Newest compatible operating system: macOS Catalina

3 replies

Jun 6, 2023 2:28 AM in response to JHamilton1

If the user whats the latest and greatest versions of macOS,  all is not lost.


Explore the Apple Trade-In  Process where the Value of the exiting device could be used against the cost of a new Apple Computer, iPhone or iPad 


Notation - Some devices and depending on the computers age may have little to no value at Trade In time.


But at least the device will not arrive to the Land Fill Site and be recycled in a responsible way by Apple


Or Shop Refurbished Apple computers at an Apple Reduced Cost

Mac can't update to Big Sur. Is my computer too old?

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