Windows key or Win Key is one of the most important keyboard keys for Windows PC. In some cases, the Windows key button may fail to work and won’t respond to your pressing. Many different reasons can cause the issue to happen. Here’s how to quickly fix the Windows key button not working in Windows 10 problem, especially after Windows Update.
Windows key is most commonly used to open start menu and to combine with other keys to open other Windows tools, such as Win+R to open Run tool, Win+Tab to launch the Windows 10 timeline, Win+S to open Cortana Search, Win+P to select projector or display screen, Win+X to open the Windows 10 power-user context menu, Win+L to temporary logout from your Windows 10 user account, and Win+I to open Settings in Windows 10. If the Windows key or Win key is not working as intended, these shortcut combination keys will not work.
This page is intended for Windows key not working in Windows 10 issue. If your problem is about start menu won’t open, please read – Start menu not working in Windows 10.
Fix: Windows Key button Not Working in Windows 10
Download and Enable the Windows Key
In some rare cases, your Windows key may have been disabled unintentionally by a software or Windows 10 itself. Some users reported that after a recent Windows Update, the Win Key button was disabled and stopped working. Here’s how to fix it.
Go to this page (by Microsoft.com). Scroll down and look for Enable the Windows key. Click on the Download button to download the enable Windows key tool. Run the tool once. Restart your PC and verify if the Windows key button not working in Windows 10 issue is fixed.
Update: If you have a special keyboard that has a function key, try to press function + Win Key and see if it works. Some keyboards with a function key can disable the Windows key button by pressing function + Win Key. Pressing the same combination again should also unlock the Windows key.
Enable Windows key manually using regedit
If you can still open start menu by mouse clicking on the Windows start button, search for regedit and run it. Navigate to the following folder in the registry editor.
Click on Keyboard Layout folder. From the right pane, right-click on the registry called Scancode Map and then select Delete. Close the registry editor and restart your computer. You should then be able to use Windows key again.
Disable game mode
On some high-end keyboards, especially gaming keyboards, there will usually be a mode called Game mode. When this particular mode is enabled, the Windows key button will be disabled and won’t respond to your pressing. The purpose of this mode is to prevent you from unintentionally clicking the Windows key and forcing your game to minimize due to Win key launching start menu on Windows desktop.
Check if you have the game mode or other similar mode enabled. Disable it and retry your Windows key button again. This should normally solve the Win key or Windows key button not working in Windows 10 issue.
Other possible causes and solutions
Make sure that your Windows key button on your keyboard is actually functioning. You can try to replace it with another keyboard and see if the Win key works. If it works on another keyboard, it most likely indicates that the Windows key on that problem keyboard is faulty.
You may also want to try updating your keyboard driver. This should normally be done by manually downloading the driver from your keyboard manufacturer, especially for high-end and gaming keyboards which drivers are frequently updated. You can also check for driver update by going to Device Manager and select your keyboard to update its driver.
In most cases, Windows key button not working in Windows 10 issue is due to a software or program is blocking it from responding to your request. You may want to try boot your PC in clean boot state and verify if the Windows key or Win key not working in Windows 10 issue can be fixed.
You can clean boot your PC by going to start menu, search for msconfig and open it. Go to Service tab and check the box that reads Hide all Microsoft services. Then, click on Disable all to disable the remaining services. Doing this will disable all services except Microsoft services on your next reboot. Restart your PC and see if the Windows key button not working in Windows 10 problem can be resolved.