If you find yourself taking screenshots on your Mac, these are the 10 best hacks you need to know. Change the default screenshot folder to clean up your desktopIf you are going to save screenshots to your Mac, you don't have to live with Apple's defaults. Use this keyboard shortcut to access all screenshot tools in one placeIf there's one screenshot keyboard shortcut to remember, it's Command-Shift-5. This key combination reveals all the screenshot options you need and doesn't leave any room for guesswork about what your screenshot tool is actually doing. Save space by switching your default screenshot format to JPGYour Mac takes high-quality screenshots by default, and it uses the PNG format for these images.