![]() ![]() The “Roll Back Driver” button is not available if the driver has never been updated. Go to the Driver tab and select “ Roll Back Driver.”.Right-click on the driver in the “ Display drivers” and select “ Properties.“.Press the Win + X logo key and select the Device Manager.If your monitor stops detecting the DisplayPort signal immediately after updating the graphics driver of your PC, roll back the driver to a previous version and restart your computer. Your computer may demonstrate all sorts of display-related malfunctions if you have recently installed an unstable or faulty graphics driver. ![]() Otherwise, click on “ Check for updates.“ Roll back the graphics driver Your computer should automatically start searching for system and driver updates. Select “Search for updated drivers on Windows Update.”.If the Device Manager doesn’t find an update for the graphics driver of your PC, go to Windows Updates. Select “ Search automatically for drivers.” Microsoft sometimes installs your device’s latest versions of specific drivers during Windows updates.Expand the “ Display adapters” category, right-click the display adapter, and select “ Update driver.”.Right-click the Start menu icon or Win + X and select the Device Manager from the shortcut menu.Update the graphics driver of your deviceĬonnect your computer to the Internet and follow the steps below: Unplug the monitor from the power source, wait 10 seconds, and plug it back on. ![]() If restarting the graphics driver does not fix the problem, restart your computer and external monitor. You can also use the key combinations to fix other display-related glitches on Windows devices. This sequence of Windows keys restarts all graphics drivers, such as AMD, Intel, or NVIDIA. Reconnect the DisplayPort cable to the computer and check if the monitor is receiving the input signal this time. Your PC screen will go black for about 2 seconds, and you will also hear a beep. If your computer is not detecting an external monitor connected via DisplayPort, restarting the display/graphics drivers may help.ĭisconnect your device from the DisplayPort monitor and press the Win+Ctrl+Shift+B logo key. The Windows operating system has many built-in troubleshooting tools for fixing performance issues. If you buy from third-party vendors, make sure the cable you use or purchase is DisplayPort certified. Many monitor manufacturers have offline and online stores where you can purchase original accessories for your devices. We highly recommend using a DisplayPort cable that comes with your monitor. If the problem persists, the problem may be caused by a damaged cable. Use the DisplayPort cable on another monitor to ensure it is in good condition.
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