Hi,
I am Shuchi from the Dell Social Media outreach team.
I will help you with this issue.
Please download the Video drivers from the following links.
Intel:
http://dell.to/1ekRgLT
Nvidea:
http://dell.to/15DCwH4
In case you have any further doubts or queries, Please feel free to contact me directly by sending a reply to this blog.
(You can now follow us on you tube for online video support http://dell.to/187A9Hj)
We would recommend you do not post your private information on a public forum.
Thanks & Regards
Dell_Shuchi_S
Dell Social Media Responder