Follow the instructions below
NOTE: Before you begin make sure to plug the AC adapter into a known, good power source to prevent loss of power. Failure to do so may cause system damage.
Ensure that the AC adapter is plugged in, the main battery is properly installed
Turn on your Dell studio
Locate the latest BIOS update file for your computer at support.dell.com
Click Download Now to download the file.
If the Export Compliance Disclaimer window appears, click Yes, I Accept this Agreement.
The File Download window appears.
Click Save this program to disk, and then click OK. The Save In window appears.
Click the down arrow to view the Save In menu, select Desktop, and then click Save. The file downloads to your desktop.
Click Close if the Download Complete window appears.
The file icon appears on your desktop and is titled the same as the downloaded BIOS update file.
NOTICE: Do not interrupt this process once it begins. Doing so may cause system damage.
9. Double-click the file icon on the desktop and follow the instructions on the screen.