Your bios is currupt

Rewrite 2mb old bios just use this 32mb main bios and update

Schematic pdf curruntly not available upload old main 32mb bios so that i"ll build

Okay now which file do you need? Main Bios 32MB or EC I/O file 256kb? Write down complete information and we"ll build factory bios 32MB and 256kb EC I/O file for you Model Number Serial Number 'Board code Processor Code

Download from here or request for bios building we"ll build for you https://pkbiosfix.com/threads/lenovo-thinkpad-t14s-gen-5-nm-f832-rev-1-0.15308/

Lenovo Thinkpad T14s Gen 5 (Type 21LS, 21LT) NM-F832 Rev 1.0 Bios

You have to upload your old faulty bios and we"ll build factory bios for you. Also write board code

This is 256kb file not 2mb file

This is 2mb bios file Which programer you ar using? And upload picture of ec chip

Yes this is EC I/O file

use 16mb your above file and 8mb this one

Curruntly not available

Currently not available

Currently not available