How To Remove/Reset/Recover Your BIOS Password

Note :- This trick is only for learning purpose and for advance users.If your are basic user and do not have much knowledge about the computer hardware then DON’T TRY THIS.We’ll not be responsible for the use or misuse of this information, including personal injury, loss of data or hardware damage. So use it AT YOUR OWN RISK.


BIOS means Basic Input/Output System.BIOS identify, test, and initialize system devices such as the video display card, hard disk, floppy disk and other hardware. The BIOS sets the machine hardware into a known state, so that software stored on compatible media can be loaded, executed, and given control of the PC.

Some time you need to remove Or reset your BIOS password to prevent your pc from booting/booting up.BIOS password provide some extra security to your pc.

But if you lost your password Or dont know it then it become a headache.So here are 2 tips with which you can reset/remove you BIOS password.

1. By Removing CMOS Battery

Almost in every motherboard you will find a CMOS battery.It looks like a small coin which store all BIOS setting, this battery remembers BIOS settings and date & time when your computer is turned off. The CMOS battery is the reason why you always get the correct date and time whenever you restart your PC. and of course CMOS battery store your BIOS password.

All you need to do is turn off you your pc, open your cabinet and then just remove this battery for 10-20 minutes.After it replace it on its original place and turn on your pc.It will reset all your BIOS settings and you need to re-enter all again.

2.By Using PC CMOS

Pc Cmos is a freeware software which is a greate tool for those users who are not familiar with computer hardware.

PC CMOS Cleaner is an easy-to-use tool to recover, delete, decode and display the superior passwords stored in BIOS whatever the brand is. Most types of BIOS are supported. It’s an bootable CD that runs on x86 and x86_64 computers. No need to pay expensive fees to experts. It’s a useful tool for users to get their lost BIOS password back, or clean passwords from an old computer bought from others.

All you need to download the ISO file from the below link and burn it into a cd and it to recover your BIOS password.And the go through its simple steps.

Download PC CMOS


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  • Hemmer

    thanx for your tips..really excellent

  • Old Commect System-->