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?
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