Updating bios in vista
To update your BIOS on your Dell computer/laptop, you will first have to check which version of BIOS is currently running on your system. After submitting your Service tag, your system model should appear on the web page, under Product Support.Make sure “Drivers and downloads” is selected on the left.Scroll down, under “Optimize your system with drivers and updates” and click “Find it Myself”.Make sue correct Windows Operating System is listed next to View all available updates.I want to update BIOS using the supplied ISO image.
Unless you are having a specific issue like compatibility while installing new hardware that is resolvable through BIOS update, only then you should update your BIOS. In the larger right pane, locate BIOS Version/Date. Type it under Service Tag or Express Service Code’s text box on the webpage and click submit.To check if an updated BIOS version is available, go to com/support/drivers from any system that you have access to.