Autopatcher |work| — Lenovo

and forgot it, the BIOS settings became permanently locked. Unlike older laptops where you could simply pull a CMOS battery to reset the password, modern ThinkPads (roughly 4th generation and newer) store this security data in non-volatile EEPROM or within the UEFI itself, making it immune to simple battery-pulling tricks. The Solution: "Knuckle Grumble" and the Autopatcher To solve this, a developer known as Knuckle Grumble (and associated contributors on forums like BadCaps.net ) created a Python-based tool called the Lenovo Autopatcher

Power on the ThinkPad. When prompted for a password, enter and press Enter. lenovo autopatcher

To understand the value of an autopatcher, one must first understand the scenario that necessitates it. and forgot it, the BIOS settings became permanently locked

Before diving into the "how," let's look at the "why." IT departments face three specific challenges that AutoPatcher solves: When prompted for a password, enter and press Enter

If you need to manage hundreds of Lenovo devices, consider integrating AutoPatcher into your OS deployment task sequence (MDT/SCCM) to ensure hardware is fully patched before reaching end users.

The tool generates a new file, typically named _patched.bin . :