(952) 890-7770
Zkarlo.com provides discount and used laptop parts...
Unless you are low on memory, you may have a corrupt driver or an incorrect setting, go to my computer icon or on start menu, right click>properties>hardware tab>device manager, then look down the list for keyboard, click the '+' sign, select your keyboard and right click, and select uninstal or delete.
Restart pc and then it will install the keyboard automatically and the driver and should now work as normal