A (Basic Input/Output System) is a low-level firmware file that initializes hardware during the boot process. It serves as the primary bridge between your computer's physical components and the operating system. 💻 Primary Types of BIOS Files
This effectively moves the "Root of Trust" from the software (BIOS) to the hardware (CPU), making modern BIOS files incredibly resistant to tampering—even by the device owner.
: Using a file for a different motherboard version can "brick" your system ( MSI M-Flash Issues ).