Learn how to connect your Windows PC to external monitors and adjust the display settings.

If you’re able to use one external monitor, but have issues using more than one, it’s possible that your display adapter (also called a graphics card) can’t support more than one monitor. For …

On the device you’re projecting from, go to the screen mirroring settings (sometimes called cast settings), and select your PC to connect to it. If you’re projecting from a PC, you can also …

Oct 14, 2025 · After you snap a window, Snap Assist will display thumbnails of your other open windows, allowing you to choose which window to snap on another part of your screen. Snap …

Oct 14, 2025 · Work and personal separation: Keep your work applications and documents on one desktop and personal apps on another, ensuring a clear boundary between work and …

You can present with two monitors: Using Presenter View is a great way to view your presentation with speaker notes on one monitor (your laptop, for example), while your audience views the …

To use multiple monitors, you need a supported Peripheral Component Interconnect (PCI) or Accelerated Graphic Port (AGP) video adapter for each monitor that is connected to your …

Using Presenter view is a great way to view your presentation with speaker notes on one computer (your laptop, for example), while only the slides themselves appear on the screen …

You can adjust the brightness manually or let your PC handle it automatically based on lighting conditions or content. Important: You might not see the Brightness slider on devices that have …

To see if your video adapter is working, connect your Surface to a different TV, monitor, or projector. If you can’t get what’s on your Surface display to show on a different external …