I hope that after applying the solution, your keyboard will again work properly.
Go to Control Panel > Programs and Features, and go to View the installed updates.
Now here is the list of all recent updates installed on your System.

So go to the latest and uninstall the update by right clicking on the particular update.
After uninstalling, rebooting your system, I hope your keyboard will work properly again.
If this wont solve your problem, go to the next solution.

set up the Keyboard Driver
The keyboard may not work due to a driver problem.
So patch your keyboard driver manually to fix the problem.
Go to the Start Menu and punch in machine Manager.

you could find the keyboard from the list.
Right press the driver and go for the option Update the driver.
Go to the start menu and key in rig Manager.

Find the Keyboard from the list.
Right hit its driver and pick the option for update the driver.
Two options will appear, go to the second one and tap on it.
Now pick the Let me pick… option available at the bottom of the window.
Click Next to go further.
You will now have a list of compatible drivers for your keyboard machine.
Select it and punch the Next button.
Now it will take a few seconds to implement the driver.
Youll get the confirmation window about the successful driver installation.
power cycle your system after installing the driver.
Turn Off Filter Keys
Disabling the Filter Keys feature can also make your Keyboard work properly.
Filter Keys are used to ignore repeated keystrokes.
The activation of this feature can also lead to inappropriate functioning of your keyboard.
So disable it by going to Control Panel/Ease of Access/Ease of Access Center/Make the keyboard easier to use.
Now in the list, it’s possible for you to see the option for Filter Keys.
Then uncheck the Checkbox for Filter Keys.
Close all the windows.
cycle your system and hopefully your problem will be gone.
Go with any suitable solution of your choice above and have your keyboard working properly.
yo comment below if you have any questions.
15
Get weekly insights, tips and exclusive content delivered straight to your inbox.
Talk to us straight and get your questions answered right away
source: www.itechtics.com