Disclaimer: This article is for educational and legitimate ownership recovery purposes only. Bypassing BIOS passwords on devices you do not own is illegal under the DMCA and similar laws. Always obtain permission before resetting security features on corporate or third-party devices.
If you decide to proceed with the hardware routes, always take your time, ensure all power sources are completely disconnected before touching the internal components, and document your steps.
SOIC8 Clip (allows connection to the chip without soldering). A separate working computer. Software like NeoProgrammer or Asurada. The Process Expose the security chip on the T470 motherboard. lenovo t470 bios password reset verified
The only verified community-led method involves reading the current BIOS firmware, patching it to remove the password, and writing it back to the motherboard chip. 1. Required Hardware External Programmer CH341A USB Programmer is the standard budget-friendly tool. SOIC8 Test Clip
Cannot be reset by Lenovo. A forgotten disk password requires replacing the drive, as the data remains encrypted even if moved to a different machine. Official Solution Disclaimer: This article is for educational and legitimate
If shorting fails (or you have BIOS v1.30+), you need to reprogram the SPI flash chip. This works 100% of the time because it directly rewrites the protected region.
Remove the bottom base cover by loosening the captive screws. If you decide to proceed with the hardware
Locked out of your Lenovo ThinkPad T470 BIOS? Whether you forgot the Supervisor Password (SVP) or bought a refurbished unit with a locked BIOS, it can be an incredibly frustrating experience. A locked BIOS prevents you from changing boot orders, enabling virtualization, or modifying critical hardware settings.
Connect the CH341A programmer to your second computer. Attach the SOP8 clip to the BIOS chip, ensuring pin 1 (marked with a red wire on the clip) matches the dot on the chip.
: If timed perfectly, the BIOS may bypass the password check and allow you into settings. Reviewer Consensus
While older ThinkPads (pre-T430) allowed shorting specific pins (SCL/SDA) during boot to bypass verification, this method is widely reported to be ineffective on the T470 due to newer security architectures.