just to add this is XPS L502X

Hi,

Thanks for contacting the community.

Please click on the below mentioned link that might help you.

http://bitly.com/ZQT1w

Please reply if you have any further questions.

Thanks & Regards
Prateek K
#iworkfordell

This didnt work.  I also hope I didnt download some updates that should not have been downloaded.

Hi,

Thanks for the reply.

Please follow the below mentioned steps that might help you.

1)      Press windows key and the letter U simultaneously.

2)      Click( use the computer without a mouse or keyboard)

3)      Uncheck use on screen keyboard.

You can also refer to the below mentioned image and link for further help:

http://bit.ly/XVJ52b

Please reply if you have any further questions. 

Thanks & Regards
Prateek K
#iworkfordell