
By default, a pop-up will appear warning you that you are about to close a large number of tabs at once (unless you have previously disabled this). You can also press Command+Q on your keyboard. Master your iPhone in one minute a day: Sign up here to get our FREE Tip of the Day delivered right to your inbox. To close all Firefox windows simultaneously on a Mac, click the Firefox menu in the menu bar at the top of the screen and select Quit Firefox. This way, you can stay organized and be more productive! Also, if you're having trouble with your Mac losing battery too quickly, you can check out how to change the Sleep time on your Mac in Settings to help conserve energy. If you tend to keep a lot of windows open, this shortcut will be very handy, as it allows you to hide all your windows instantly without having to painstakingly minimize each window one by one.

All the open app windows will immediately disappear, except for any Finder windows you might have had open.


On your keyboard, press and hold the Option + Command keys.Let’s say your desktop looks something like this:.
