What does updating the bios do
Then go to the BIOS manufacturer's Web site to see if an upgrade is available.Download the upgrade and the utility program needed to install it.Keeping these drivers up to date is important - especially if you are experiencing generally sluggish system performance.Please visit your motherboard manufacturer's website to determine what type of chipset your motherboard has and where you can find the most recent drivers for it.To change the BIOS itself, you'll probably need a special program from the computer or BIOS manufacturer.Look at the BIOS revision and date information displayed on system startup or check with your computer manufacturer to find out what type of BIOS you have.Please visit your motherboard manufacturer's website for instructions on how to check your BIOS version and for tools you can use to safely update your BIOS.
Since the BIOS is stored in some form of ROM, changing it is a bit harder than upgrading most other types of software.
In a nutshell, it forms a layer of communication between the hardware and the operating system.
Thus needless to say the BIOS is very crucial when it comes to the functionality of your Windows 10/8/7 computer.
"Flashing" the BIOS is synonymous with updating the motherboard's BIOS to the latest version.
The often times requires a floppy drive to be installed on the system.