How to fix Keyboard not working (Official Dell Tech Support)
Learn how to fix keyboard not working for your PC. Use these troubleshooting steps when your device is not communicating with your system.
For more advanced troubleshooting, refer to our support article at
http://www.dell.com/support/article/us/en/04/SLN115351
For more information please visit http://dell.com/support
For support questions email us at dellcares@dell.com
how to repair windows 7