For example, you need to press F2 on newer Dell systems, whereas on HP, F10 and ESC are the BIOS key. Note: The BIOS key is not the same for all computer manufacturers. Last but not least, UEFI also supports a wider variety of hardware than BIOS. This is a newer type of BIOS that has several advantages over traditional BIOS, like being faster, more flexible, and easier to update than BIOS. It functions similarly to a BIOS, but it stores all startup and initialization information in a. Is UEFI the Same as BIOS?Ī UEFI stands for Unified Extensible Firmware Interface. However, you must be careful when accessing the BIOS as some options can damage your computer physically. It does this by providing a set of routines that the operating system can use to perform basic tasks such as reading and writing to disk, communicating with the keyboard and screen, and so on. The BIOS sets up the hardware and boots the operating system. The BIOS loads and executes the boot loader (usually the hard drive) when the computer is powered on, which loads and executes the operating system. As part of the boot process, it performs hardware initialization by means of firmware stored in ROM. What Is BIOS and How Does It WorkīIOS stands for Basic Input/Output System and is usually located on a ROM chip on the motherboard. But before that, let’s understand the basics. So, look for the Windows version you are running on and follow the steps listed below. Whether you want to adjust low-level settings or configure your PC’s hardware functions or increase the security, you can simply enter BIOS on Windows without restarting. However, in recent years, Microsoft has made it possible to enter BIOS even without restarting the Windows PC. In the past, turning the Windows PC to access BIOS required pressing keys because it is a pre-boot environment. The simple answer is that your computer’s BIOS handles the boot process. Do you ever wonder what happens when your computer is turned on by pressing the power button? It just turns on? Not exactly.
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