If you have forgotten your password, standard tricks like removing the CMOS battery will not work on this modern business laptop. HP stores security certificates in non-volatile memory that does not require battery power to retain data.
Here is the exclusive, step-by-step breakdown of how to regain access to your laptop. Method 1: The Official HP SmPC Route (Recommended) hp probook 440 g6 bios password reset exclusive
Solder the chip back (if removed) and reassemble the laptop. Summary of Options Difficulty Success Rate HP Support Free (if owned) SpareKey High (if set up) Master Gen EEPROM Flash Requires Tools 100% (with skill) If you have forgotten your password, standard tricks
On another device, search for a reliable "HP BIOS master password generator" online. If you have forgotten your password