If you received a "System Disabled (Code: 59983923)" error, you could call HP Support. They would input that code into an internal tool (often referred to as "HP Unlocker" or legacy HPBR) and give you a 10-digit response code.
HP moved to a security chip architecture. These chips are designed to be tamper-resistant. You cannot "unlock" them with a generic password generator anymore. Hp.probook.elitebook.bios.password.reset.utility.hpbr