You can change the Primary and Secondary monitors on Windows 11/10 using Settings. You can also make external monitor the primary display.

Whether you're using a desktop or laptop PC, a dual-monitor setup is an easy upgrade that pays big returns in productivity.

How to Monitor Multiple PCs on One Screen. Using a KVM switch -- which stands for Keyboard, Video and Mouse -- you can control multiple computers with just one monitor, keyboard and mouse.

If you want to display your computer's screen on another monitor, you can set up dual monitors, whether you're using a Windows or Mac computer.

If you're using a laptop with an external monitor, you can even disable the main display and only use the second monitor as your primary. To change the viewing mode on Windows 10, use these steps: ...

How Many Monitors Can You Add? Most computers can run dual monitors. But if you want to add a third screen or use two 4K monitors, check that your device is capable first.