A secondary, working computer to run the flashing software (like NeoProgrammer or AsProgrammer).
The Only Official, 100% Verified Method: The Original Password or Board Replacement
What do you see exactly when trying to access the BIOS? Share public link
: The Supervisor Password is saved on a separate, non-volatile EEPROM chip. This chip does not require battery power to retain data. lenovo t470 bios password reset verified
Lenovo offers a through authorized service providers. You’ll need:
This method requires opening the laptop and touching live contacts.
An EEPROM hardware programmer (such as the cheap and popular CH341A programmer). A secondary, working computer to run the flashing
Disclaimer: This guide is for educational purposes and for resetting passwords on equipment you legally own. Do not use this to bypass security on stolen devices.
Restricts access to the BIOS utility itself. This is the most common roadblock and the primary focus of this guide.
The is a legendary workhorse, renowned for its durability and performance. However, forgotten BIOS supervisor passwords can turn this productive machine into a paperweight. If you find yourself locked out of your BIOS settings, unable to change boot order, or restricted from enabling virtualization, this guide provides verified methods to reset the BIOS password on a T470 in 2026. ⚠️ Important Disclaimer: Read Before Proceeding This chip does not require battery power to retain data
Websites that claim to generate a master password using your laptop's serial number or a challenge code do not work for the T470 generation. Lenovo stopped using predictable mathematical algorithms for supervisor passwords over a decade ago. ❌ Myth 2: The "Backdoor" Key Combination
Websites that generate master passwords based on the laptop's serial number or lock code do not work for 70-series ThinkPads and newer. Final Recommendations