Troubleshoot external monitor connections in Windows - Microsoft Support
In some cases, pressing Windows logo Key + Ctrl + Shift + B to reset your graphics driver may fix your issue. If this does not work, see if restarting helps. If you are experiencing issues after an update, returning, or rolling back, to a previous version of your display driver may solve the issue. To roll back the driver:
Troubleshooting a blank TV screen or monitor while your Xbox is on
Learn troubleshooting tips for when you get a blank TV screen with your Xbox console.
Troubleshoot connecting Surface to an external display
If you have trouble getting things working when you try to connect Surface to an external display, try these solutions to help fix the problem.
Connect Surface to an external display - Microsoft Support
Connect your Surface on Windows 10 to a TV, external display, or projector by using the Surface HD Digital AV Adapter or the Surface VGA Adapter.
How to use multiple monitors in Windows - Microsoft Support
Learn how to connect your Windows PC to external monitors and adjust the display settings.
HOW TO: Force Windows to Use Standard VGA Compatible Driver
After you locate the matching .inf files, move the Oemn.inf and Oemn.pnf to a different folder. In Device Manager, right-click your video adapter, and then click Uninstall to remove the video adapter.
Use the Microsoft Wireless Display Adapter - Microsoft Support
To change the settings for your adapter, update the firmware, and more, you'll need the Microsoft Wireless Display Adapter app. Here's how to install it from the Microsoft Store:
Use a Surface USB-C to display adapter - Microsoft Support
Learn how to set up different Surface USB-C to display adapters to use an external display with your Surface.
Update the Microsoft Wireless Display Adapter
Describes how to get firmware and driver updates for Microsoft Wireless Display Adapter.
How to run Control Panel tools by typing a command
To run a Control Panel tool in Windows, type the appropriate command in the Open box or at a command prompt. NOTE: If you want to run a command from a command prompt, you must do so from the Windows folder.