Hp Probook Elitebook Bios Password Reset Utility By — Mazzif New
Download the utility from community-verified sources like Internet Archive and use a tool like Rufus or the included image tool to create a bootable DOS drive.
It targets models primarily from the ProBook and EliteBook lines released between roughly 2009 and 2014.
This is a third-party tool. Official HP Support states that they cannot reset BIOS passwords and typically require a motherboard replacement for forgotten credentials.