Attach an external hardware programmer (like the CH341A) to the chip using a clip or by desoldering the chip entirely.
Read the current HEX code of the chip on a separate computer, use specialized software to locate the password hash, clear it, and write the patched file back to the chip. hp probook 440 g6 bios password reset exclusive
A 5-digit to 8-digit code or a "halt code" will appear on the screen. Attach an external hardware programmer (like the CH341A)
Disclaimer: This method involves third-party websites and scripts. Proceed at your own risk. Step-by-Step Execution: hp probook 440 g6 bios password reset exclusive
Open the bottom case and remove the motherboard.