A faulty keyboard driver can render your keyboard inoperable in Windows 7, which leaves you at the mercy of mouse-only operations. However, Windows offers an easy fix to this problem through the ...

Open your keyboard or mouse driver properties and click on the Roll Back Driver button under the Driver tab. Follow the on-screen instructions to roll back the driver. 7] Reset BIOS settings to ...

Right-click on the keyboard driver and choose Update driver from the context menu. Click on Search automatically for drivers . If your system has an updated version available, it will notify you ...

If your Logitech keyboard driver was updated, you can roll back to its previous version via the Device Manager. If this is not the case, you will find the Roll Back option greyed out in the Device ...

Besides reinstalling the keyboard drivers, as suggested in point 5, you can also try running a malware scan with popular software such as MalwareBytes, Windows Defender, Norton, or Avast.

The keyboard may have stopped working because the driver is outdated or a system glitch may have corrupted it. Whatever the case may be, updating the keyboard drivers may unlock your locked keyboard.

Once the driver is reinstalled, test the Alt-Tab keyboard shortcut to see if the problem has been resolved. If you're prompted to restart your computer again, ensure that you do so. Modify the ...

Finally, if you think there's a driver problem, try updating or reinstalling your keyboard drivers. Daniel Trock/SlashGear. Right-click on your Start menu icon. Click Device manager.