Why is my MacBook stuck on macOS Big Sur?
The OpenCore Legacy Patcher webpages do often document hardware limitations which would give cause for Apple exclude a Mac from installing a particular version of macOS. The OpenCore Legacy Patcher ...
Apps don't gain focus when switching between them in Mission Control with a touchpad
I finally find the reason for me which is the app BTT caused the issue. I uninstalled it and reinstalled, then I haven't meet that yet.
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