How do I disable the mail app from keep appearing on Mac when I'm in full-view of a screen?
36858
Mail App keeps popping up in the background in Mac OS Mojave
64889
How do I disable the media keys (play, pause, skip, etc.) on the macOS login window?
47019
Disable Esc shortcut to quit Fullscreen
102876
Disable body of mail in WINRT application
131534
How do you turn off the "Try the new Safari" notification?
70644
Prevent macOS from bringing all windows to front when switching to an app?
111306
How can I prevent an application (or user) from changing the screen resolution?
116796
Is there a way to hide certain apps from the cmd+tab menu?
99551
How do I make the Messages that are sent to me stop going to my Mac?
156053
How to force Mac window to foreground?
101537
Turn off autosave drafts in mail on OS X El Capitan and Sierra
106850
How can I disable local mail delivery in Centos?
49623
Multi-window: prevent the out-of-focus app from pausing?
88151
How to turn off Facebook notifications on Mac OS X?
25470
How to prevent Mac from changing the order of Desktops/Spaces
1411
How do you turn off email icons in Gmail?
40180
How to stop Catalina from contacting Apple servers when executing programs?