To detect a second monitor manually on Windows 10, use these steps: Open Settings. Click on System. Click the Detect button to connect to the external monitor under the "Multiple displays" section.

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

To use an iPad as a second screen on a Windows 10 computer, you'll need to use a third-party app like SplashTop.