Lenovo T470 BIOS Password Reset Verified
Plug AC adapter into the T470 (still no batteries). The laptop will power on automatically.
Verified Backdoor Scenario
If the T470 only has a Power-On Password (user password) and no Supervisor password:
Find the EC test points (near the RAM slot on the T470 motherboard):
- Proof of purchase (if original owner)
- A fee (~$50–100 USD)





