I'm using Firefox on Linux with the XFCE desktop. There is a relatively new feature to the "Window Buttons" (corresponds to the task bar on Windows): group windows by application.In this grouped view, windows are always ordered chronologically, i.e. ...
I've tried setting browser.fullscreen.exit_on_escape to false, but it did not work. Not sure if it's OS dependent, i.e. works on Windows but not on Linux (I'm a Linux user).Tests were performed with YouTube as well as a game on ArmorGames.
Ending full screen by pressing the Escape key may be useful when watching e.g. YouTube videos, but it makes full screen mode in browser games practically unusable:Most of them have some kind of options dialogs and such things, and you can close them ...