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I have an iMac (21.5-inch, Mid 2011) How can I update the system to macOS Catalina I have read online http://dosdude1.com/mojave Is it working properly or is there no benefit Is there a correct way to do this update
iMac 21.5″, macOS 10.12
That Mac can only be upgraded to run macOS "High Sierra".
That Mac can only be upgraded to run macOS "High Sierra".
How can I update the system to macOS Catalina
