What is a UEFI OS loader?

A type of UEFI application is an OS boot loader such as GRUB, rEFInd, Gummiboot, and Windows Boot Manager; which loads some OS files into memory and executes them. Also, an OS boot loader can provide a user interface to allow the selection of another UEFI application to run.

Does UEFI use a boot loader?

The firmware boot loaders boot the UEFI environment and hands over control to UEFI applications written by the SoC vendor, Microsoft, and OEMs. These applications can utilize UEFI drivers and services.

What does UEFI mean?

Unified Extensible Firmware Interface
UEFI is short for Unified Extensible Firmware Interface that offers users a faster, sleeker experience. But before we get too deep into UEFI, it’s first important to understand what came before it: BIOS. Note: Newer PCs that already have UEFI might still call it the BIOS to avoid confusing consumers.

What does a Bootloader do?

A boot loader is a critical piece of software running on any system. Whenever a computing system is initially powered on, the first piece of code to be loaded and run is the boot loader. It provides an interface for the user to load an operating system and applications.

What happens if I change UEFI firmware settings?

Warning: Changing the wrong firmware settings can prevent your computer from starting correctly. You should only access the motherboard firmware when you have an excellent reason. It’s assumed that you know what you’re doing.

Should I use UEFI?

In general, install Windows using the newer UEFI mode, as it includes more security features than the legacy BIOS mode. If you’re booting from a network that only supports BIOS, you’ll need to boot to legacy BIOS mode.

What are the benefits of UEFI?

Benefits of UEFI boot mode over Legacy BIOS boot mode include:

  • Support for hard drive partitions larger than 2 Tbytes.
  • Support for more than four partitions on a drive.
  • Fast booting.
  • Efficient power and system management.
  • Robust reliability and fault management.

Do I have UEFI or BIOS?

Click the Search icon on the Taskbar and type in msinfo32 , then press Enter. System Information window will open. Click on the System Summary item. Then locate BIOS Mode and check the type of BIOS, Legacy or UEFI.