Re: LENOVO BIOS AUTO-PATCHER for Supervisor Password Removal



Firmware related mainpulation, I pretty much only did that.

I validated the flash content when computer gives [5 short beep] + [5 short beep](screen didn't lit up at all with 5+5 short beeps, CPU fan spins and auto shutdown). Flash content was identical to my patched BIOS file so a failed programming was ruled out.

The idea of clearing TPM came from [URL="https://thinkwiki.de/Error_Codes"]https://thinkwiki.de/Error_Codes[/URL], "[I]Security chip does not like Custom-BIOS[/I]"....

Re: LENOVO BIOS AUTO-PATCHER for Supervisor Password Removal



This is how I did it after I suspected TPM to be refusing to boot the laptop (screen didn't lit up at all with 5+5 short beeps, CPU fan spins and auto shutdown):

1. Reflash to original BIOS from backup, of course in locked state. Validate the flash content if you can.
2. Reattach everything.
3. Boot into Windows(either from live USB image or transplant bootable drive from another system) and clear the TPM by using [U]clear-tpm -useppi[/U] command from powershell. (Physical presence...

Re: LENOVO BIOS AUTO-PATCHER for Supervisor Password Removal

Got my ThinkPad X250 supervisor password cleaned, thanks for the app!

I thought my X250 was bricked when I heard 5 beeps at power up(motherboard failure) after flashing the patched BIOS. But it turned out the beep code was 5 short beep [pause] 5 short beep. Which indicates TPM is refusing to power up the laptop, probably due to tampered BIOS.

I redone the patch from Ubuntu and the checksum result is identical to the one generated from Windows so a falsely patched BIOS is ruled out. I almost...