On Windows 11, you must turn the split screen option on in the system menu under System - Multi-tasking.

Learn how to split your screen using keyboard shortcuts on your device. This guide provides the necessary keyboard shortcuts and step-by-step instructions.

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

Learning to split-screen on Windows is a key trick. We've put together a handy guide on how to go split-screen – so you can have two windows open at once.