Provide the correct answers to bypass the lock and set a new password. 2. Contacting HP Business Support
Active / Enterprise Solution Requirement: Access to Windows OS on the device or a USB drive with the HP BIOS Configuration Utility. hp zbook 15 g5 bios password reset 2021
For advanced users, removing the small CMOS coin-cell battery for 5–10 minutes can sometimes clear settings, but on modern HP business machines, the BIOS password is often stored in non-volatile memory (EEPROM), meaning this method may not clear the password. 3. Advanced/Professional Options Provide the correct answers to bypass the lock
A common method for older HP laptops involves using a generated recovery code. While its success rate on the G5 series is lower due to enhanced UEFI security, it remains a primary first step: For advanced users, removing the small CMOS coin-cell
If all official channels fail, the final resort involves physical hardware manipulation. This is high-risk and usually voids warranties.
Early 2021 firmware updates (v1.07+) patched this shorting method on many G5 units. If your BIOS date is after March 2021, this likely will not work.
For a professional workstation like the ZBook 15 G5, the official and most reliable method is contacting HP Support.