Home » Tip of The Day » All Caps Keyboard ShortcutAll Caps Keyboard Shortcut December 10, 2016. Posted in: Tip Of The Day. While you have text selected, press Ctrl (Mac:Command) Shift K to turn your selection into all capital letters. « Previous Photoshop Tip: | Next Photoshop Tip: » Sign-up for the PTC Newsletter so that you'll never miss a tutorial!. Your Email Address: