Similar issue: Second Monitor Keeps Flickering, Flashing or Going Black Randomly (Fix) Uninstall monitor and video driver If that’s what you see, updating it should fix the monitor not working after update error. If your monitor wasn’t installed, it will appear as an unknown monitor with an exclamation mark in the device manager. Right-click your graphic card and select Update driver.As for graphic card driver, expand Display adapters.Right-click on your monitor and select Update driver.Also, read: How to Update Graphics Driver in Windows 11. To update your monitor or video driver, follow the steps below.
If you’re using Nvidia or ATI graphic card, it’s best to download the latest driver for your graphic card manually from their website respectively. If you’re using an older video driver or any specific version of video driver, you may want to reinstall the driver as it probably has been overridden by Windows update. Just so you know, if you run Windows Update in Windows 11 or 10, Windows will first detect what video card you’re using and attempt to install the best matched driver from its Windows driver repository and override your existing driver. Read: Generic PnP Monitor Driver Windows 11/10 Download ProblemĪs for video driver, however, it’s very common that Windows update could break the video driver if you have specific setup for your computer. Anyway, if you have a driver CD or if you know where to download your monitor driver from your manufacturer’s website, do so and see if it fixes the monitor not working after update issue. Windows is capable of automatically detect and install the right driver for your Monitor. Monitor usually don’t need a specific driver installation unless you’re using some exotic and rare monitor that Windows can’t recognize. If it’s your second monitor not detect, just use your primary monitor to troubleshoot the problem. If you don’t, you will need a spare monitor to be able to apply fixes if it’s your primary monitor that is not working after Windows update. To install any driver, you need to at least be able to interact with the Windows desktop.
Then, restart your computer to allow Windows to automatically detect and install the monitor. Reconnect monitor and restart your computerįor a monitor that suddenly stopped working, the very first thing to try is to unplug the monitor cable from your CPU and reconnect it.
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