Dell recommends applying this update during your next scheduled update cycle. The update contains feature enhancements or changes that will help keep your system software current and compatible with other system modules (firmware, BIOS, drivers and software).
This driver works for the following laptops:
Dell Vostro Notebook 1220
Microsoft Windows Vista 32-bit
Microsoft Windows Vista 64-bit
Microsoft Windows XP
Here's other similar drivers that are different versions or releases for different operating systems: