How to Enter BIOS in Windows 8/8.1 If UEFI Is Missing [Tutorial]

A Quick Tutorial On How To Get Into BIOS Setup, If UEFI Option Is Missing In Advanced Settings.

The traditional and famous ‘BIOS’ firmware interface of Windows has been replaced by the powerful UEFI in Windows 8. UEFI, Unified Extensible Firmware Interface, is a specification that defines an interface between operating system and the computer hardware.

It has CPU independent architecture and CPU independent drivers. It also defines a ‘boot manager’ that has the boot configuration details and loads the operating system along with necessary drivers. It can access all the devices, peripherals and even the internet access of your system.
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This tutorial will apply for computers, laptops, desktops,and tablets running the Windows 10, Windows 8/8.1, Windows 7 operating systems. Works for all major computer manufactures (Dell, HP, Acer, Asus, Toshiba, Lenovo, Samsung).