Turn off the laptop, turn it back on, press F10 to get to the password prompt, and enter the newly generated unlock code.
How to Reset the BIOS Password on an HP ZBook 15 G5 (2021 Methods)
Contact HP Support and explain that you are the owner of the device and have lost your administrative password. Provide proof of ownership and the serial number. HP will generate a file tailored to your machine. hp zbook 15 g5 bios password reset 2021
The HP ZBook 15 G5, released in 2018, features Intel 8th/9th Gen Core or Xeon processors and an Intel CM246 chipset. Its BIOS (System Setup) security includes administrator, power-on, and drive lock passwords. Resetting these passwords in 2021 required specific hardware-level procedures, as simple CMOS clearing became obsolete due to non-volatile storage.
: If SpareKey was silent, the only professional fix left was replacing the entire motherboard—the official HP stance—or using a hardware programmer to physically "flash" the BIOS chip, a delicate DIY surgery involving a secondary computer and specialized software. Turn off the laptop, turn it back on,
Some HP laptops, including the ZBook 15 G5, have a backdoor password that can be used to reset the BIOS password. Here's how:
Do you currently have (Windows/Linux) on the laptop? HP will generate a file tailored to your machine
Ultimate Guide to HP ZBook 15 G5 BIOS Password Reset Forgetting the BIOS administrator password on an enterprise workstation like the HP ZBook 15 G5 can lock you out of critical hardware settings. Because HP implements stringent security measures on its ZBook lineup, bypassing these restrictions requires specific, authorized methods.
Found on the bottom cover or inside the battery compartment. Product Number (P/N): Also located on the asset tag.