BIOS stands for “Basic Input/Output System”, and is a type of firmware stored on a chip on your motherboard. When you start your computer, the computers boots the BIOS, which configures your hardware before handing off to a boot device (usually your hard drive).
What is the main function of BIOS?
BIOS (basic input/output system) is the program a computer’s microprocessor uses to start the computer system after it is powered on. It also manages data flow between the computer’s operating system (OS) and attached devices, such as the hard disk, video adapter, keyboard, mouse and printer.
What does booting in BIOS do?
The BIOS in modern PCs initializes and tests the system hardware components, and loads a boot loader from a mass storage device which then initializes an operating system.
What is MSI BIOS boot function?
BIOS Boot Function [Disabled] Enables or disables the system to boot form USB flash disk with BIOS file. [Enabled] Enables the system to boot from the BIOS within USB flash disk. [Disabled] Enables the system to boot from the BIOS within ROM on motherboard.
Is BIOS important?
The principal job of a computer’s BIOS is to govern the early stages of the startup process, ensuring that the operating system is correctly loaded into memory. BIOS is vital to the operation of most modern computers, and knowing some facts about it could help you troubleshoot issues with your machine.
How do I enter BIOS?
In order to access BIOS on a Windows PC, you must press your BIOS key set by your manufacturer which could be F10, F2, F12, F1, or DEL. If your PC goes through its power on self-test startup too quickly, you can also enter BIOS through Windows 10’s advanced start menu recovery settings.
Can I boot from BIOS?
During the initial startup screen, press ESC, F1, F2, F8 or F10. (Depending on the company that created your version of BIOS, a menu may appear.) When you choose to enter BIOS Setup, the setup utility page will appear. Using the arrow keys on your keyboard, select the BOOT tab.
What happens when reset BIOS?
Resetting your BIOS restores it to the last saved configuration, so the procedure can also be used to revert your system after making other changes. Whatever situation you may be dealing with, remember that resetting your BIOS is a simple procedure for new and experienced users alike.
What are the four main function of a PC BIOS?
The BIOS has 4 main functions: POST – Test computer hardware insuring hardware is properly functioning before starting process of loading Operating System. Bootstrap Loader – Process of locating the operating system. If capable Operating system located BIOS will pass the control to it.
How do I enter BIOS MSI?
How to Get to BIOS on an MSI Motherboard
- Restart the computer.
- Press the “Delete” key while the system is booting up to enter the BIOS. There is normally a message similar to “Press Del to enter SETUP,” but it can flash by quickly. …
- Change your BIOS configuration options as needed and press “Esc” when done.
How do I select boot device on MSI motherboard?
Upon powering on the PC, please start hitting the MSI boot menu key—[F11]—continuously to enter the boot device selection.