What is the successor "UEFI" of the BIOS (Bios), which was essential for Windows 11?(January 14, 2022) --Excite News

One of the system requirements of Windows 11 is "UEFI, Secure Boot."Recently released PCs should be supported, but what is "UEFI" in the first place?Is it different from the old BIOS (bios)?Therefore, this time, let's explain the basics of "UEFI", which is said to be the successor to the BIOS.

What role does UEFI have in the first place?

Did you know that one of the Windows 11 system requirements released in October 2021 is "UEFI, Secure Boot?"

"UEFI" is an evolution of "BIOS", which has been used in old personal computers, and plays a similar role.Strictly speaking, UEFI is not a program, but here it is explained as a "BIOS successor program" so that beginners can easily understand.

In the first place, a computer is incorporated on a computer, but CPUs, memory, HDD (SSD), etc. are also attached to the motherboard, and UEFI/BIOS is a firmware that controls hardware such as this motherboard.Program).

When the PC is turned on, the first work is UEFI/BIOS, which controls PC hardware such as motherboards and peripheral devices.After that, the Windows OS was booted from the boot disk (C drive).

In other words, the role of UEFI/BIOS is to "bridge the hardware of personal computers and the OS".

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