How To Split Screen On Mac If your Mac computer has macOS Catalina, hold your cursor over the green full-screen button in the top left corner of the app you’re using.

If you need to multitask on your PC throughout the day, the Windows split screen feature might be a huge help, even if you don't have two monitors.

You can split your screen on a Windows 10 computer by snapping two, three, or four windows into place.