Lenovo T470 Bios Password Reset Verified Jun 2026

Remove the bottom base cover by loosening the captive screws.

If the T470 shows "Computrace Enabled," you must also zero out the Absolute persistence module. Locate the string "Intel PDR" and fill the 64-byte block with FF .

If you must have security, set a User Password but keep the Supervisor Password as something simple that you store in a secure physical location. lenovo t470 bios password reset verified

Warning: This can permanently damage the laptop. Some advanced technicians attempt to "short" the SDA/SCL pins on the EEPROM chip while powering on the device to corrupt the password read. This requires advanced soldering skills, a schematic diagram of the T470 motherboard, and carries a high risk of bricking the device entirely. This is generally not recommended for

(available on community forums like GitHub). The Procedure Remove the bottom base cover by loosening the captive screws

Result: On 20% of T470 units with firmware v1.28 or older, this resets the user password. For Supervisor passwords, this fails every time.

If you aren't comfortable with hardware "shorting," contact a Lenovo Authorized Service Provider . While they may require a motherboard swap, it ensures your warranty (if applicable) and hardware integrity remain intact. If you must have security, set a User

Confirm and exit with . Note: This will NOT remove a supervisor password. 3. Advanced Verified Method: Hardware Patching (DIY)

Allows you to clip onto the chip without desoldering it. A Second Computer: To run the programming software. The Process Clip the SOIC8 clamp onto the BIOS/EEPROM chip of the T470. Plug the CH341A programmer into the secondary computer.

This is the most reliable, community-verified method to unlock a T470 BIOS without replacing the motherboard. It involves reading the data off the laptop's security chip, patching out the password validation code, and flashing it back. A secondary working computer.

If shorting fails or feels too risky, the cleanest verified hardware solution involves reading and patching the chip's chip dump file directly using an external programmer. Tools Required CH341A USB Programmer.