Dell provides very good service through it's support site http://support.dell.com/.
My laptop video driver got screwed up, for that just I need to visit this support site, click on "Drivers & downloads", then provide your laptop service tag, which lists already installed drivers, from there we can download required drivers.
My laptop video driver got screwed up, for that just I need to visit this support site, click on "Drivers & downloads", then provide your laptop service tag, which lists already installed drivers, from there we can download required drivers.