Your laptop is ThinkBook 14 Gen2 ITL not ThinkBook 14s Yoga ITL, even if board number is the same the BIOS is different for the Yoga model
Post 132 is the correct BIOS for your laptop, hoaca388 extracted it from Lenovo website

You can try post 124 or 125, it's an earlier BIOS version, that will change your S/N if it works

The W25Q80DV is likely USB-C PD controller firmware, if laptop gets 20V on USB-C meter it's fine...

Try, BIOS extracted from Lenovo website

ThinkBook 14s Yoga ITL - Type 20WE
Bios ver FNCN46WW
S/N MP20NSVS
MTM 20WE0033TX​
​
First boot may take several minutes

There's a warning on Lenovo website...

Try, BIOS extracted from Lenovo website, serial and Win key inserted

ThinkBook 14s Yoga ITL - Type 20WE
Bios ver FNCN46WW
S/N MP1ZPKVT
MTM 20WE0001IX
DMI 28000-287FF (on 16MB chip)
Win key 9A000-9A03F (on 16MB chip)

Flash both 8MB and 16MB chips...

Full context https://www.badcaps.net/forum/troubl...12#post3719912

Start at post 117, the BiOS was read correctly, i managed to decode the password for majster-pl but something went wrong when soldering the chip back and laptop doesn't turn on anymore

From the BIOS request thread

Maybe too much heat/time when soldering? Also you have to let the chip cool down before applying power...

Please help me build this file. It turn on but no display
Lenovo Thinkbook 14s Yoga ITL, S/N: MP25W4T2
Thanks!!...

*##*#*#*#*#*#Cringe Warning Used Clips for Tl866ii Plus Backups#*#*#*#*#*#

Model : Lenovo ThinkBook 14S Yoga ITL
S/N : MP28JT19
MFG Date : 2022/02/09
Factory ID PRC4
MO : MPNXB26080FX
MTM : 20WE001US
MODULE FCC ID : PD9AX201NG
IC : 1000M-AX201NG

BOARD INFO

FLV34 LA-KO51P
REV : 1B 2020-08-24

Bit of Info


Using Tl866ii Plus, it would scan the chip but wouldn't not detect the
chip id, so i would always uncheck the id check, so it would bypass the error
i did in fact make...

Hi

I got this laptop with bad onboard ram so edited the bios with SPD removal tool to disable the onboard ram and work with the ram slot - the laptop now posted so i thought all was good however when i put everything back together it will not boot to windows as no boot device found., In the bios is says hdd not detected, i disabled VMD in the bios but still the same, loaded windows on usb stick and windows install cannot find the hdd. I bought a second board that had water spill, repaired the damaged area and it posted ok but same issue no hdd detected.

I have now tried...

This specification for the Lenovo ThinkBook 14s Yoga ITL Hybrid (2-in-1) can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the 14s Yoga ITL boardview and 14s Yoga ITL schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on the relevant badcaps forum. Please note that we offer no warranties that any specification, datasheet,...

This specification for the Lenovo ThinkBook 14s Yoga ITL Hybrid (2-in-1) can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the 14s Yoga ITL boardview and 14s Yoga ITL schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on the relevant badcaps forum. Please note that we offer no warranties that any specification, datasheet,...

This specification for the Lenovo ThinkBook ThinkBook 14s Yoga ITL Notebook can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the ThinkBook 14s Yoga ITL boardview and ThinkBook 14s Yoga ITL schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on the relevant badcaps forum. Please note that we offer no warranties that any specification,...

This specification for the Lenovo ThinkBook ThinkBook 14s Yoga ITL Notebook can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the ThinkBook 14s Yoga ITL boardview and ThinkBook 14s Yoga ITL schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on the relevant badcaps forum. Please note that we offer no warranties that any specification,...

Re: ThinkBook 14s Yoga ITL - Type 20WE LA-K051P Bios needed



Here's your New BIOS, it's a Virgin BIOS from Lenovo with your DMI and Windows Key....

Re: LENOVO BIOS AUTO-PATCHER for Supervisor Password Removal

Hello,

can someone help me to remove the SP Password from Bios from my
ThinkBook 14s Yoga ITL - Type 20WE ?