Write down the motherboard manufacturer and BIOS version number.

"Write down the motherboard manufacturer and BIOS version number. Select Wait a few seconds for the command prompt to appear on your computer screen. The instructions will let you know if a floppy isn’t the recommended method.

In order to update the BIOS, the software chip must be completely erased and updated with a flash utility; this is essentially the process known as “flashing the BIOS”.

The system information window will open for you to see the BIOS version/date number in the System Summary Open a Command Prompt window by typing “cmd” in the Windows search box. Once the command prompt appears, type in the name of the BIOS update file on your USB flash drive, then press Remove the USB flash drive from your computer after the BIOS update process is finished. Crowder has been a freelance writer on a variety of topics including but not limited to technology, education, music, relationships and pets since 2008. Press this key immediately as your computer powers on.Enter the boot menu. One of the most common ways to update -- or "flash" -- the BIOS is to use a standard USB flash drive.Download the update for your BIOS from the manufacturer's website.Copy the BIOS update file on to the USB flash drive. Your computer will automatically restart itself with the new BIOS.You don't need to change the "Primary Boot Drive" value in the BIOS back to your main hard drive after you flash the drive; the computer will change this back automatically. This step is only necessary if … The key to enter the BIOS varies between computer manufacturers, but it is usually "Esc," "Del," "F8" or "F2. Most executables will run fine whether they are loaded onto a floppy or a CD. For computer manufacturers' websites, visit the support or help section, and enter your computer's make and model. Without an updated BIOS, your operating system may not recognize new or upgraded hardware.

Download the update for your BIOS from the manufacturer's website. Some motherboard manufacturers allow you to flash your BIOS simply by accessing it and choosing the update option.This is relatively simple and in order to do that you need to move the downloaded BIOS update to a USB flash drive.Before moving the update to the USB drive, be sure that there aren’t any other files available on the drive. Download the BIOS update executable from the manufacturer website.

Some computer manufacturers are listed as well.Download the available BIOS update. Insert a blank USB flash drive into your computer. Press the key required by your computer to enter the BIOS, usually the F2 or another function key. Step 3.

Flash your BIOS in Windows to update your operating system's hardware capabilities. Now you need to connect the USB flash drive to your PC and access BIOS.You can access BIOS during the boot sequence by pressing the appropriate key. Different manufacturers have different installation instructions.If your BIOS update must be placed on a flash drive, copy the downloaded files to your flash drive.Run the BIOS update. Read any instructions that come with the executable. If you upgrade your operating system, a BIOS flash is also necessary to aid in the boot process of your operating system.Reboot your Windows computer. Short for "basic input and output system," the BIOS is the main program on your computer and it needs updating now and then to ensure that your machine functions correctly. Look for a downloads or drivers section and choose "BIOS." If the computer manufacturer releases an updated BIOS, you'll need to flash the BIOS on your PC to update it. Because BIOS flashing is potentially risky, if you do not encounter problems using the current version of BIOS, it is recommended that you not flash the BIOS. On the Motherboards site, select your motherboard manufacturer from the list. Do not remove the USB flash drive from your computer.Restart the computer.

Read all instructions and notes provided with the BIOS update.