How to Remove Hp Elitebook 840 G1 G2 G3 BIOS password


  1. Master Password (Recommended Method):

    • Turn on your HP EliteBook laptop and enter the wrong BIOS password three times.
    • You’ll see a β€œSystem Disabled” message along with a code.
    • Write down this code.
    • Visit the BIOS Master Password website on another computer.
    • Enter the β€œSystem Disabled” code and click β€œGet password.”
    • The website will generate a password for you to try.
    • Restart your locked computer and enter the generated password.
    • If successful, make sure to adjust your BIOS settings as needed.
  2. Removing the CMOS Battery:

    • This method involves physically opening up your laptop.
    • Unplug the PC and remove the CMOS battery (looks like a watch battery) from the motherboard.
    • Leave it out for about 15-30 minutes and then reinsert it.
    • This will reset all BIOS settings, including the password.
    • Note that not all laptops allow easy access to the CMOS battery.
  3. Re-programme the CMOS memory:Just follow thisΒ