How to reset or remove BIOS password of your system/laptop

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How to reset or remove BIOS password of your system/laptop

Posted by Kareem Sunday, May 26, 2013 1 comment

I already explained what is the need and how to setup the BIOS password of your system/Laptop. For example if you forgot the BIOS password or if anybody changed then it is a big problem. In this topic i will explain the methods to reset or remove the BIOS Password easily

Methods to reset or remove BIOS password of your system/laptop

1. Hardware Method: It is very easy method to reset or remove the BIOS password of your system/laptop, You just need to remove all the connections like harddisk,monitor and printers from computer and CMOS battery from motherboard in your system for 30 minutes. This allows all the information including password to be deleted from BIOS memory. After 30 minutes put all the connections of computer and also CMOS battery, now your BIOS password is removed..

2. Software Method: Hardware method is very easy if you are using Computer but in the case of Laptop it is some what difficult to do. You can also reset or remove the BIOS password of your system/laptop by using MS- DOS but in this case you need to load the operating system.

Now open command prompt in your system and type the following commands in the prompt....

1. First type the "debug" command in the prompt and press enter.

2. Now type -o 70 2e and press Enter.

3. Now type -o 71 ff and press Enter.

4. At last type quit in command prompt...

Note: The first character in the above commands is Character o not number 0.You need to restart the system after entering all above commands.

This is the debug tool of the MS-DOS , Here "o" character means outputs to the IO Port and 70, 71 are the are port numbers of CMOS battery.

3. BackDoor Method:Back Door Method is used by professionals of hardware company to remove or reset the password of your computer/laptop. Back Door Password is another password which is used when ever if you forgot the password. Check your BackDoor Password of your hardware from here..............