Several services existed in 2021:
Losing or forgetting the BIOS/UEFI password on a high-performance workstation like the HP ZBook 15 G5 hp zbook 15 g5 bios password reset 2021
HP stores the BIOS password in a specialized, non-volatile security chip. This chip retains data indefinitely without power. Several services existed in 2021: Losing or forgetting
Purchasing a replacement HP ZBook 15 G5 motherboard (HP spare part numbers vary based on CPU and GPU configurations). hp zbook 15 g5 bios password reset 2021
HP provides a password reset tool that can be used to reset the BIOS password. Here's how: