cannot upgrade to Catalina
I have an iMac 21" - mid 2011 - latest version macOS High Sierra 10.13.6
I cannot upgrade tot Catalina. Can anybody tell me why not?
iMac 21.5″, macOS 10.13
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I have an iMac 21" - mid 2011 - latest version macOS High Sierra 10.13.6
I cannot upgrade tot Catalina. Can anybody tell me why not?
iMac 21.5″, macOS 10.13
Catalina and Mojave require a 2012 or later iMac to suppport Metal graphics.
Catalina and Mojave require a 2012 or later iMac to suppport Metal graphics.
cannot upgrade to Catalina