Only works if you previously set up recovery questions. If active, press at the password prompt to answer them and reset the BIOS. CMOS Battery Pull Zero
For an , a software-only “utility” doesn’t exist. The reliable paths are: hp elitebook 840 g6 bios password reset utility work
This is the most reliable built-in method if you previously configured security questions. top-password.com : Turn on the laptop and press repeatedly to enter BIOS Setup. Only works if you previously set up recovery questions