A BIOS key lets you access BIOS. This article shows how to get the BIOS key for HP, Dell, Acer, Lenovo, MSI and Gigabyte computers.

The exact key you need to press depends on your PC's make and model. Here are some common BIOS keys for popular PC brands: Acer/ASUS: F2 or Delete; Dell: F2 or F12 HP: Esc or F10; Lenovo: F2 or Fn ...

What HP did was create a reference point in the PC processor “where we store an HP BIOS that only HP can access,” Park said. “When the machine boots, before the BIOS runs, it does a sub ...