BIOS (Basic Input Output System - showing off now) is a small built-in program your PC runs when you boot it up. Normally you hold down a specific F-key on boot up to enter the BIOS. Although it can vary from manufacturer to manufacturer.Disable floppy or. floppy controller in BIOS (if you don't have a floppy drive).
It's not a great idea to mess around in the BIOS unless you know what your doing.