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 is a BIOS system recovery?
The BIOS recovery feature helps recover the computer from a Power On Self-Test (POST) or a boot failure that is caused by a corrupt BIOS.
What happens when the CMOS BIOS setting is reset clear?
If you’re experiencing a hardware compatibility issue or another problem, you may want to try clearing the CMOS. Clearing the CMOS resets your BIOS settings back to their factory default state.
What happens if you reset your CMOS?
It instructs the computer on how to perform a number of basic functions such as booting and keyboard control. The BIOS is also used to identify and configure hardware in the computer. For no boot or no display issues, clearing CMOS may help recover the boards because that restores the BIOS default settings.
How do I restore my BIOS?
Reset the BIOS to Default Settings (BIOS)
- Access the BIOS Setup utility. See Accessing BIOS.
- Press the F9 key to automatically load the factory default settings. …
- Confirm the changes by highlighting OK, then press Enter. …
- To save the changes and exit the BIOS Setup utility, press the F10 key.
How do I change BIOS settings?
How to enter the BIOS on a Windows 10 PC
- Navigate to Settings. You can get there by clicking the gear icon on the Start menu. …
- Select Update & Security. …
- Select Recovery from the left menu. …
- Click Restart Now under Advanced startup. …
- Click Troubleshoot.
- Click Advanced options.
- Select UEFI Firmware Settings. …
- Click Restart.
Why do we restore BIOS?
The BIOS recovery feature helps recover the computer from a Power On Self-Test (POST) or a boot failure that is caused by a corrupt BIOS.
Does removing the CMOS battery reset BIOS version?
Not every type of motherboard includes a CMOS battery, which provides a power supply so that motherboards can save BIOS settings. Bear in mind that when you remove and replace the CMOS battery, your BIOS will reset.
How long does it take to clear CMOS?
It should only take 30 seconds. After taking out the battery, move the jumpers to the clear position and leave for a few seconds. If you put the jumper back to normal position, you’re done.
How do I fix a corrupted BIOS on my laptop?
After you are able to boot into your operating system, you can then fix the corrupted BIOS by using the “Hot Flash” method. 2) With the system running and while still in Windows you will want to move the BIOS switch back to the primary position.
What does the reset button on a motherboard do?
Hardware reset buttons on PCs work by pulling the reset line on the CPU, which resets it and causes the computer to reboot. Unlike Ctrl+Alt+Del, pressing the reset button causes the BIOS to perform the POST check.
What key will you press to 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.