The easiest path is the Short Circuit Method using a debug connector (requires a $3 jumper wire).
For IT departments managing fleet devices: hp elitebook 840 g6 bios password reset work
. This requires entering the "System Disabled" code (often starting with "A") that appears after three failed attempts to generate an unlock code. Hardware Modification (Advanced) The easiest path is the Short Circuit Method
This information is for educational and lawful purposes only. Circumventing BIOS passwords on devices you do not own is illegal under the CFAA and similar laws. hp elitebook 840 g6 bios password reset work
A prompt will appear to press F7 for HP SpareKey Recovery .