Driver Easy will automatically recognize your system and find the correct driver for your exact video card, and your variant of Windows 7, and it will download and install it correctly:. Driver Easy will then scan your computer and detect any problem drivers.
This requires the Pro version which comes with full support and a day money back guarantee. You should use the right cable for the cable ports of your monitors and computers. Here are the common connection types:. Hopefully this article helps you fix the Windows 7 not detecting second monitor issue. Feel free to comment below with your own experiences.
As a technical writer for Driver Easy, April writes articles related to various tech issues, including Windows computer problems and game errors. She's never happier than when her articles help people solve their problems - whether they're Windows errors and blue screens to network errors and faulty hardware. When she's not writing, she likes reading literary novels and poetry.
To install Driver Easy Click. April Cai Last Updated: 9 months ago. Follow to adjust your display settings: 1 On your keyboard, hold down the Windows logo key and press R to bring up the Run box. You can try to roll back your video driver to the previous version as Method 2 shown, or directly update your video driver to the latest version as Method 3 shown. If your second monitor is not detected, use this guide to troubleshoot and resolve problems with your monitor.
You can start with the following basic troubleshooting tips. These may resolve your issue with the second monitor not detected before you need to dig deeper into other issues. Restarting your computer works effectively for many issues, including when your second monitor is not detected.
A restart closes all other processes that are running and that may interfere with the connection between your PC and the second monitor. If there are no physical connection problems with your PC and second monitor, you can use the Settings app to force detection of the second display.
Confirm that the wireless display is on and discoverable. Select the display from the list, and then follow the on-screen instructions to complete the setup. If your PC only has a single video output port, it means you can only support one external monitor.
To resolve this issue, you can update, reinstall, or roll back the driver to a previous version to fix and restore the connection between your computer and the second monitor. Windows Update will automatically download and install the update if it finds a newer driver. Check whether the second monitor is detected after updating the driver. During startup, Windows will try to automatically reinstall the graphics driver, after which you can try to connect to the second monitor again.
A driver update can stop Windows 10 from detecting your second monitor.