Why does my second monitor not Display?
If the second monitor’s screen is also blank, it could be a video cable issue. If you have multiple connection options such as DVI, HDMI, etc., try replacing the video cable or using a different video cable. If VGA works, then there may be a problem with your HDMI or DVI cable.
Why does my computer not detect a second monitor?
If Windows can’t detect your second monitor, it’s usually a driver problem. It could be due to your video driver being outdated, incorrect or faulty. It’s also possible that your monitor driver is causing the problem.
Can’t Find my second monitor?
Type Device Manager in the Cortana search bar and press Enter.
Why doesn’t windows detect my second monitor?
Windows 10 cannot detect the second monitor ] Update Driver software. More often than not, the inability of Windows to find the second monitor has to do with the video card. ] Manually detect Monitor settings. If your operating system cannot detect the other monitor, right-click on Start, Select Run, and type desk.cpl in the Run box and hit Enter to ] Hardware troubleshooting.
Why is my second display not detected in Windows 10?
The most common reason why Windows 10 cannot detect the second monitor is the connection problems. Thus, you should make sure that the physical cable to plugged correctly from the display to the video port. Additionally, ensure that you are using the correct input if you have the ability to choose between multiple ones.