I am try to build a new bios for Dell but problem is after extract bios from .EXE file i got 4 different bios folder
so my question is how can we know the right bios file for our laptop form 4 extracted bios
Model:- Latitude 3420
Service Tag:- 44HHRG3
backup bios and extracted bios from exe is attached on above given link
Thanks in Advance