See also: How to install Windows 7 Before you start, heed this warning: if something goes wrong during the BIOS update, your computer could be rendered useless.If there's a power cut, or the computer gets turned off while updating, it could mean that it's unable to boot at all.You will need a ISO image as well, and Free DOS is the most appropriate for installing BIOS updates.Once you have the bootable drive, In the unlikely event you have to update from a floppy, a bootable disk can be created by entering format a: /s into the command prompt (in DOS).Identifying your BIOS version is easy: hold down the Windows key R to bring up the Run command prompt and type in msinfo32.In the System Information window which appears, select System summary on the left and look for the entry BIOS Version/Date on the right.Plus, you should note down the revision number – for example REV 1.03G as it may require a different BIOS file to previous revisions.
Read the release notes of the latest version (and each version back to the one currently installed) to see whether it will add the features you need or fix a problem you're having.
Your computer's BIOS - Basic Input/Output System - is a chip on the motherboard which contains enough information to allow it to start up before the main operating system begins to load.
Here's everything you need to know about how to update a PC BIOS, whether traditional or the newer UEFI standard.
If a BIOS update is indeed among them, it‘s time to check the numbers: Did you type in the name of your mainboard correctly? And if so, does it state that your specific problem will be addressed in the documentation?
If everything applies, upgrading your BIOS is likely a worthwhile idea.
Additionally, the full model name –such as P5E3 Deluxe – is usually found somewhere on the board itself.