I am trying to update from Catalina 10.15.7 to Big Sur or a later OS, but my system preferences and the app store say that the version is not available or comparable wcompatableith my current os. Can you help?
iMac 27″, macOS 10.15
What is the model year of your iMac?
The model year of an iMac is available at Apple menu > About This Mac.
A late 2012 through late 2013 iMac can be upgraded to Catalina 10.15.7 but no later. See: How to download macOS - Apple Support
A mid 2014 and late 2014 iMac can be upgraded to the latest version of Big Sur macOS 11 but no later. See: How to download macOS - Apple Support
A late 2015 iMac can be upgraded to the latest version of Monterey macOS 12. See:How to download macOS - Apple Support
A 2017 or later iMac can be upgraded to the current version of Ventura macOS 13. See: How to upgrade to macOS Ventura - Apple Support
Sorry there were a few typo's there. I am trying to update from Catalina 10.15.7 to a later OS, but all versions in the app store and in my system preferences will not open because they are not available. Is there a fix for this?
From my previous reply: What is the model year of your iMac?
I am trying to update from Catalina 10.15.7 to Big Sur, but my system preferences and the app store say that the version is not available or comparable wcompatableith my current os. Can you help?
