Updating macOS Catalina on Unsupported Macs - AppleToolBox
How to update from Catalina 10.15.7 to Catalina 11 on a 2011 Macbook : r/ MacOS
Mac into a Chromebook: You can, but you probably shouldn't
Catalina on a 2011 MacBook Pro? | MacRumors Forums
macOS Big Sur Compatibility: Will Your Device Work With It?
Mac OS CATALINA on a 2011 IMAC. I kept hearing it won't work because of the video card and would make my Mac unable to use but it is working for me. I decided to take the risk . : r/mac