Restart your computer and press or hold down the appropriate key to enter your system BIOS. It's easy to determine your currently installed BIOS. To update your BIOS, first check your currently installed BIOS version. Internet Connection to download BIOS update from manufacturer's company website.Working PC containing main board/motherboard on which you would like to FLASH/Update BIOS.Rufus (other options include HP USB Disk Storage Format Tool, MSI DOS Tool, UNetbootin etc…).Blank USB thumb drive (Bootable for DOS method).First, you need the right tools for the job. The simplest way to update a BIOS is via USB, and today in the GeForce Garage we'll show you how. Like most things, a strong foundation is key to the efficiency of any system and updating your motherboard's basic input/output system (BIOS) can do everything from adding new features and functions, support for new CPUs, squashing bugs, refreshing a corrupted UEFI environment, and much more. While we love meticulously cherry-picking the highest performing components for each new monster build, we know all too well that maintaining those components is equally important for peak performance over the long haul.