iMac Mid 2011 GPU acceleration problem after installing Catalina dosdude1 Patcher 2020 | MacRumors Forums
![Fix for "this version of macOS [10.15.7 or 10.14.6] cannot be installed on this computer." - YouTube Fix for "this version of macOS [10.15.7 or 10.14.6] cannot be installed on this computer." - YouTube](https://i.ytimg.com/vi/I9RNZtCKQ7o/hqdefault.jpg)
Fix for "this version of macOS [10.15.7 or 10.14.6] cannot be installed on this computer." - YouTube
![Apple Releases macOS Catalina 10.15.7 With Fixes for WiFi Bug, 27-Inch iMac Graphics Issues - MacRumors Apple Releases macOS Catalina 10.15.7 With Fixes for WiFi Bug, 27-Inch iMac Graphics Issues - MacRumors](https://images.macrumors.com/t/0feFPD85YJZ3dEB3mKJMMCwbu04=/1600x1200/smart/article-new/2020/09/Catalina10.15.7GFXFixFeature.jpg)
Apple Releases macOS Catalina 10.15.7 With Fixes for WiFi Bug, 27-Inch iMac Graphics Issues - MacRumors
![How to Install MacOS Catalina 10.15 on an Unsupported Mac, iMac, Mac Pro or Mac Mini in 2022 - YouTube How to Install MacOS Catalina 10.15 on an Unsupported Mac, iMac, Mac Pro or Mac Mini in 2022 - YouTube](https://i.ytimg.com/vi/mytdmyZNgsM/maxresdefault.jpg)
How to Install MacOS Catalina 10.15 on an Unsupported Mac, iMac, Mac Pro or Mac Mini in 2022 - YouTube
![Any ideas why the top bar and dock aren't transparent and the dock has this white line around it? 2011 iMac ATI Radeon (never had this issue on the ATI Radeon on Any ideas why the top bar and dock aren't transparent and the dock has this white line around it? 2011 iMac ATI Radeon (never had this issue on the ATI Radeon on](https://i.redd.it/psbd7zlhvfa51.jpg)
Any ideas why the top bar and dock aren't transparent and the dock has this white line around it? 2011 iMac ATI Radeon (never had this issue on the ATI Radeon on
![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. 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.](https://i.redd.it/659ugq09ypm41.jpg)
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.
![Review: macOS Catalina 10.15 is what Apple promised the Mac could be, and is a crucial upgrade | AppleInsider Review: macOS Catalina 10.15 is what Apple promised the Mac could be, and is a crucial upgrade | AppleInsider](https://photos5.appleinsider.com/gallery/33078-57514-CatalinaMap-xl.jpg)