Hi AYsys, thanks for your message. Can you tell me, which the right chip is? The one beside the NVME Slot or the one under the heatsink beside the fan?
Thank you...

Hallo AYsys, did you find a Solution? Is this the right chip you are trying to read? I found out that there are Two Chips I guess the W25Q256JV can only be the UEFI Chip because of it´s size - 32MB. But this one is not easy to read, because i think the CH341A Programmer will not work because the clamp will not hold - thats my guess - i didn´t try it. But i have the problem, that my Laptop is locked by a supervisor password and i am looking for any solution.

Maybe someone can help me?...

Hi from Germany,

i found this Site because i have a older Laptop Lenovo X1 Yoga Gen4 which is locked with a supervisor password. I try to find out, ho i can solve this problem and found this site. Now I know that this is not simple to solve, but i understand, that i need to rewrite the Bios/UEFI Chip. I read so many post and articles and I thought - I can do this. Now i ordered a CH341A USB-Programm-Kit. Now i found out - as I opened my Laptop and found two possible chips, that the "normal" one (SOP8) is not the one with the BIOS. The other one (W25Q256JV) has to be the...