BIOS password, which is also called supervisor password, is the first protection layer of your computer. If it is created, you will be required to input it before you access the BIOS setup utility interface and get into your computer. You can set up a password with 8 characters long in BIOS to enable more layers of security to boot, access the drive, or change the BIOS settings in Windows 8.1, 8 etc. If you don't know how to do it, this article will illustrate how to set BIOS password on Windows 8.1, 8 in detail.
That's all for how to create a BIOS password in Windows 8.1, 8. If you are worried that you may forget the BIOS password, you can reset the BIOS password using standard BIOS backdoor passwords. A backdoor is one o the best way to protect BIOS password which is provided for users to access the BIOS when the hardware is being maintained. Here are some well-known backdoor passwords:
And if also set a user password, and forgot Windows 8.1, 8 user password, Windows Password Key can be your best choice to quickly solve it.