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Once you are on Device Manager window, find and expand Keyboards.Press Win + X keys and select Device Manager.Here, you need to update keyboard drivers to fix the issue with the number keypad. As outdated drivers could cause a lot of issues with hardware devices and affects overall system performance, it is suggested to keep drivers up to date to avoid performance issues.
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Updating keyboard drivers is the next best solution you can follow to fix the number pad not working on Windows 10. On the next window make sure Turn on Mouse Keys under Control the mouse with the keyboard is unchecked.In the right pane, click Make the keyboard easier to use.Now on the Control Panel window, select Ease of Access Center from left pane.Here, input Control Panel and press Enter.
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