How to update iOS on my iMac. I have iOS 10.13 now. I need iOS 10.15
How I can Update iOS on my iMac?
I have iOS 10.13
I need to update to iOS 10.15
iMac 21.5″, macOS 10.13
Back up your data, check the application compatibility table, click here, and if your iMac is a 2012 or newer model, then on the download link for it. For reference, Macs run macOS, not iOS.
Catalina and above won't run 32-bit software; if you choose one of them, use Go64 as well.
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