Sony Vaio® - Keyboard is not working correctly

hi I'm Peg from Sony and I'm here to show you how to troubleshoot a computer keyboard that may not be working properly first make sure you turn off the computer disconnect all external mouse devices keyboards USB devices port replicators or docking station then restart the computer make sure there is no debris stuck between the keys or no liquid has spilled out onto the keyboard verify that the NumLock key is turned off to do this look for a green light in close proximity to the NumLock key if the green NumLock light is on turn it off by hitting the NumLock key like this if the keyboard is still not working properly we need to uninstall the keyboard from the device manager to do this click on Start then Control Panel in the control panel window click on System and Security in the system and security window click on Device Manager under the System category locate keyboard and click on it click on each keyboard device then right click and choose uninstall click OK on the warning message and restart the computer upon restart the default keyboard driver will be reinstalled now if that still doesn't correct the issue you can always use the system restore utility and restore the computer to a time when you know the keyboard was working correctly you can also try resetting the BIOS defaults if these troubleshooting steps still do not resolve your issue the keyboard may require service I hope you've enjoyed this video for more tips tricks and how-to videos please visit us at esupport.Sony.com or on our SonyListens youtube channel thank you