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.

If on your PC, Windows 11/10 is not detecting HDMI or 4K TV, you can try our recommended solutions below in no particular order and see if that helps to resolve the issue on your device. You can ...

Many monitors support audio over HDMI, and they also come with a speaker or an audio port to connect to an external speaker. These speakers show up as HDMI Playback devices. However, if they don’t, ...