![]() ![]() ![]() If you can’t enable extended desktop mode, check your cable connection and update your GPU drivers. If your monitors use different refresh rates, set them to the same rate.Click on the Monitor tab and check your Screen refresh rate.Then click on Display adapter properties.Go to Settings and select Advanced display settings.Some GPUs don’t support different refresh rates. Make sure to set the same refresh rate for all your monitors. Select and uninstall the latest updates.Go to Control Panel, and under Programs, click on Uninstall a program.There have been many cases when various Windows 10 cumulative updates caused issues with display drivers. The option may be greyed out for some users. Click on the Driver tab and roll back the driver.Launch the Device Manager and right-click on Display adapters again.On the other hand, if this problem occurs shortly after you update the OS, try rolling back your GPU driver. Restart your machine again and check again.If the issue persists, go through the same steps and select Uninstall device.Restart your computer and check if you can extend your desktop.Then right-click on your GPU and select Update driver.Launch the Device Manager and expand your Display adapters.Install the latest GPU driver version or reinstall your driver and check if this method solved your extended desktop problem. If your GPU driver is outdated or corrupted, you’ll encounter all sorts of display-related issues. ![]() Go to your GPU manufacturer’s website and check your GPU’s specs and capabilities. Speaking of your GPU, it’s worth mentioning that some GPU models don’t support more than one external monitor. Apply the changes and check if the extended desktop mode is working now.Enable the High-performance option to use your most capable GPU in extended desktop mode. Select the GPU settings you want to use for that program.Select the program(s) you’re running in extended desktop mode.Scroll down to Multiple displays and select Graphics settings.Here’s how you can set up your computer to use a specific GPU while the extended desktop mode is on. Additionally, you can also change the default GPU for your device. You can try switching to your computer’s default GPU or set a specific GPU for the programs you’re running in extended desktop mode. This method applies only to systems equipped with more than one graphics card. If the issue persists, continue with the troubleshooting solutions below. Use a docking station or USB adapter instead and check if you can extend your desktop now. The splitter does not create separate independent signals it only duplicates the same signal to your external monitors. ⇒ Important Note: If you use a display splitter to extend your desktop to two monitors (or more), it won’t work. Plug your monitor into a separate video output port. Test with a different cable if you’ve got one at hand. Ensure the cable connecting your computer to your monitor is properly connected. Restart your computer and check if the issue is gone. Unplug or disconnect your external keyboard, mouse, storage device, USB flash drive, dongle, etc. This includes any external devices and accessories that may conflict with your monitors. The OS will then restart your GPU driver. This shortcut alerts the system something’s wrong with the GPU. Press the Windows Key + Ctrl + Shift + B.Go to Settings → Update & Security → Windows Update → Check for updates. Installing the latest OS version can fix a wide range of issues, including extended display glitches. Fix Extended Desktop Issues on Windows 10 Quick Fixes Sometimes, the option is not available, or one of the displays is constantly disconnecting. ![]()
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