To install the best driver for your keyboard, uninstall the original driver and allow Windows 7 to reinstall it after rebooting.

4] Update or reinstall keyboard and mouse drivers Sometimes, the issue occurs due to outdated drivers. Hence, in this case, updating the keyboard and mouse drivers can help.

After uninstalling the keyboard driver, restart your system. After restarting the device, Windows will select the hardware changes and reinstall the missing keyboard driver.