Firefox never actually fullscreens
I don't know who at firefox doesn't understand the point of fullscreen, but the address bar continues to pop up when the mouse reaches the top of the screen and there is … (tuilleadh eolais)
I don't know who at firefox doesn't understand the point of fullscreen, but the address bar continues to pop up when the mouse reaches the top of the screen and there is no setting to turn this off. It is a comically incompetent choice. No, the chrome folder or extensions don't work. Might just switch back to chrome as this is a pattern with firefox's choices.