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 systems:

Inspiron 1521
Inspiron 1525
Inspiron 1526
Inspiron 1721
Studio Hybrid Desktop 140G

Supported OS:

Microsoft Windows Vsita 32-bit