iMac 2011にWindows 11とBig Surをインストールする(前編) – あの角を曲がれば、かぼしー,Working Apple iMac 21.5,iMac 2011 running Big Sur 11.5,Apple iMac macOS 10.12, Sierra Apple Desktops & All-In-One Computers for sale | eBay,I have a MacBook Pro 2011 with Mac OS X High Sierra, and I want to update it to Monterey with Open Core. What about Open Core? Is it stable without problems? :