: You must prove ownership of the device. HP will not assist with password resets for stolen or second-hand devices without proof of purchase. The Process : Call HP Support and provide your Serial Number and UUID . HP may provide a specialized SMC.bin file.
BIOS passwords are security features designed to prevent unauthorized access to sensitive data. Bypassing these security measures on hardware you do not own is illegal. The methods described below involve opening the laptop chassis, which may void any remaining warranty.
Note: If the password persists after this, the credentials are hardcoded into the TPM/EEPROM chip, and you must proceed to Method 3. Method 3: BIOS Master Password Generators hp zbook 15 g5 bios password reset 2021
Reconnect the battery and boot up. Press F10 to verify that the BIOS password prompt is gone. Myth Busting: Methods That Do NOT Work on the ZBook G5
If your drive is encrypted with BitLocker or another utility tied to the Trusted Platform Module (TPM), resetting or flashing the BIOS may permanently wipe the encryption keys, causing total data loss. Ensure you have your BitLocker recovery key handy before attempting any reset. : You must prove ownership of the device
BIOS (or firmware) passwords on recent HP business laptops like the ZBook 15 G5 are designed to prevent unauthorized access. Depending on the password type (Power-on, Setup/Administrator, or Drive/BIOS owner) and the security configuration (TPM, Drive encryption), different approaches are required. For 2021-era ZBook 15 G5 machines, simple CMOS battery removal often will not clear a supervisor password because HP stores password hashes in non-volatile firmware or uses TPM-backed features. The reliable options are authorized HP support service, using HP Master/Service BIOS utilities (for service centers), or replacing the system board. Below are the realistic approaches ordered from safest/official to last-resort.
Advanced / Last Resort Requirement: Disassembly of the laptop, a screwdriver (to short pins), and a steady hand. HP may provide a specialized SMC
Previously, HP could provide a custom SMC.bin file to reset the BIOS if you provided the UUID and serial number. However, many users report that HP has phased this out for G5 models and later, prioritizing motherboard replacement instead.
Below is a breakdown of the current landscape for this model. 1. Official HP Stance & Resolution No Backdoors
A: Not all laptop models have this jumper. If you cannot find it, refer to the official HP Maintenance and Service Guide for your exact ZBook 15 G5 configuration. The guide contains motherboard diagrams showing the location of all components. You can download it from the HP support website.