Software upgrade issues
when I try to update to MacOS Big Sur I get this message "Update Not Found" The required version of MacOS is not available.
Sorry, but you will need a 2014 or later iMac to upgrade to Big Sur.
see > macOS - How to Upgrade - Apple
The following models are supported:
- MacBook (2015 or later)
- MacBook Air (2013 or later)
- MacBook Pro (Late 2013 or later)
- Mac mini (2014 or later)
- iMac (2014 or later) <----------
- iMac Pro (2017 or later)
- Mac Pro (2013 or later)