As of early 2019, HP modified its support policy regarding BIOS password resets for business-class notebooks. No Remote Resets : HP no longer provides the files previously used to clear passwords remotely. Motherboard Replacement
For business-class laptops like the ProBook 430 G5, HP can sometimes provide a specialized file used to clear passwords via a USB drive. hp probook 430 g5 bios password reset
“Look,” Mira said, highlighting a section. “Between addresses 0x00001000 and 0x00001FFF . That’s the NVRAM region. See those repeating FF s? That’s empty space. But here…” She pointed to a cluster of non-zero bytes. “This is the password hash. We don’t decrypt it. We nuke it.” As of early 2019, HP modified its support
She saved the modified file as bios_nopass.bin and typed: “Look,” Mira said, highlighting a section
A "System Disabled" screen will appear with a unique code (e.g., "i 12345678" or just "12345678").