Close All Windows in a Mac App with a Keystroke
Most Mac users know that hitting the Command+W keyboard shortcut will close the currently active window, but with a slight modification and by adding an additional key press, you can close all windows in just about any Mac OS X app or the Mac Finder.
What is this super excellent keyboard shortcut for closing everything?
It’s easy to remember, just add Option to the traditional close shortcut making it this: Command + Option + W