As the laptop booted up, John entered the BIOS settings (by pressing F1) and navigated to the "Security" tab. He then selected the "BIOS Password Reset" option and followed the prompts to reset the password. The tool asked him to enter a new password, which he did.
Lenovo’s official stance is clear: if you lose a , they cannot reset it. There are no "backdoor" passwords or factory master codes.
: This is often considered "hit or miss" for the T470 and can permanently damage the motherboard if the wrong pins are shorted. Critical Warnings CMOS Battery Removal : This will
Some specialized services provide custom EFI modules or patched files for a fee, which require the user to provide a dump of their original BIOS. Summary of Access Keys
If you can enter the BIOS but can't boot the OS, removing the CMOS battery might work.
This is the standard technical fix and involves physically interacting with the BIOS chip: Dump & Patch:
If you actually know the password but want to remove it so you aren't prompted again, follow these steps:
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