If you find the need to change the boot order of your peripherals or change your system clock settings, you will need to access the BIOS or UEFI if your computer is 64-bit built. The BIOS controls all of your PC's low-level functions, and the way to access its settings differs from computer to computer, but the procedures for doing so are very similar.
Steps
Method 1 of 3: Access BIOS in Windows 10
Step 1. Open the Windows settings utility
You will find it in the start menu. As long as you have the ability to access your system desktop, you should be able to open your computer's BIOS or UEFI settings page without worrying about having to press a specific key at the time of start up your computer.
To access its BIOS, you will need to restart your computer. You will therefore need to save all your work in progress and close all open programs to continue
Step 2. Click the Update & Security button
You will recognize it by its icon representing two curved arrows.
Step 3. Click on the tab titled Recovery
It is located in the left column of the window.
Step 4. Click the Restart Now button
It's accessible from the right panel, but you might have to scroll down to view the contents of the window.
Step 5. Click the Troubleshoot menu button
You will see a menu of additional options.
Step 6. Click UEFI Firmware Settings
You will recognize it by its icon representing an integrated circuit on which a toothed wheel is superimposed. You will see a confirmation dialog.
If you do not see this button displayed, you will need to use the one-touch BIOS access method at startup
Step 7. Click Restart
This will cause your computer to restart which will take you directly to the BIOS or UEFI access page as appropriate.
When you access the BIOS or UEFI page, use the arrow keys on your keyboard to navigate between the different functions and select the ones that interest you. You will also be able to use your mouse if it is supported
Method 2 of 3: Access BIOS in Windows 8 and 8.1
Step 1. Open the Charms bar
To do this, you need to hold your mouse cursor and click in the lower right corner of your system's desktop.
To access its BIOS, you will need to restart your computer. You will therefore need to save all your work in progress and close all open programs to continue
Step 2. Click on the Windows settings icon
It represents an integrated circuit on which a toothed wheel is superimposed and is located on the Charms bar.
Step 3. Click the Change PC Settings button
You'll find it at the bottom of the menu.
Step 4. Click on Recovery and Update
You'll find this button at the bottom of the left panel.
- If you haven't upgraded Windows 8 to Windows 8.1, you will need to select instead General in the left panel.
Step 5. Click Recovery
You will find this button in the left panel. This does not apply than for Windows 8.1.
Step 6. Click Restart Now
You will find this button below the heading Advanced settings in the right panel.
Step 7. Click the Troubleshoot option
This is the second option you will find on the menu.
Step 8. Click the Advanced Options link
You will find it at the bottom of the displayed menu.
Step 9. Click UEFI Firmware Settings
You will recognize it by its icon representing an integrated circuit on which a toothed wheel is superimposed. This will display a confirmation dialog.
If you do not see this option displayed, you will need to use the one-touch BIOS access method at startup
Step 10. Click Restart
This will restart your computer which will take you directly to the BIOS or UEFI access page as appropriate.
When you access the BIOS or UEFI page, use the arrow keys on your keyboard to navigate between the different functions and select the ones that interest you. You will also be able to use your mouse if it is supported
Method 3 of 3: Enter BIOS by pressing a key
Step 1. Restart your computer
If you are using a version earlier than Windows 8 or have had no success with the methods that allow you to access the BIOS in Windows 10 or in Windows 8 and 8.1, you may still be able to achieve your goals by pressing the key provided for this purpose when you start your computer.
To access its BIOS, you will need to restart your computer. You will therefore need to save all your work in progress and close all open programs to continue
Step 2. Repeatedly press the BIOS access key
As soon as you restart your computer and when you see your PC manufacturer's logo on the display, repeatedly press the key indicated on the screen to access the BIOS settings page until you see it. display. Note that you will need to be very quick.
- Below is a list of the keys applicable to access the BIOS of the most common brands of hardware:
- on brand computers Acer, press the F2 Where Eff;
- on branded computers Asus, press the F2 Where Eff;
- on brand computers Dell, press the F2 Where F12;
- on brand computers HP, press the Esc Where F10;
- on brand computers Lenovo, press the F2 Where Fn + F2;
- on branded desktops Lenovo, press the F1;
- on laptops Lenovo ThinkPad, simultaneously press the Entrance and F1;
- on brand motherboards and computers MSI, press the Eff;
- on the shelves Microsoft Surface, press and hold the volume up button;
- on brand computers Origin PC, press the F2;
- on brand computers Samsung, press the F2;
- on brand computers Sony, press one of the keys F1, F2 Where F3;
- on brand computers Toshiba, press the F2.
- If you were unable to press the required key in time, you will need to restart your PC and try again until you are successful.
Step 3. Navigate to your computer's BIOS
Your PC's BIOS or UEFI access page will load if you press the correct key within the required time interval (often very short). You will need to use your keyboard to navigate through the various BIOS settings and menus, because this is unlikely to be possible with the mouse.