How To Change Dell Master Bios Password?
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Posted on - 09/02/2016
I have a Dell personal computer, is there any provision for changing the master bios password if yes then please let me know?
I have a Dell personal computer, is there any provision for changing the master bios password if yes then please let me know?
just follow the following link to remove the coin battery of laptop
 https://support.Dell.com/support/edocs/systems/late6400/en/sm/html/coinbatt.htm#wp1179839
Now reattach the battery and press the power on. It will ask you to reset the bios password. This is possible because it will lose all its settings when you remove the CMOS that is coin battery.