Hi I have a bricked BIOS and need help in a bios replacement file, I have tried all recovery steps with no success.

Model: DELL Latitude 7480
Mainboard: CAZ20 LA-E131P Rev:1.0(A00)
Service Tag: 9Q2SHM2

A current BIOS DUMP is attached but need a clean replacement.
Note Version A00 of the mainboard...

Welcoming any help available in obtaining a BIOS file to reprogram a significantly corrupt BIOS and thus a paperweight laptop

Model: DELL Latitude 7480
Mainboard: CAZ20 LA-E131P Rev:1.0(A00)
Service Tag: 9Q2SHM2
Prior Bios version: ?? I Suspect 1.38 but uncertain
Failed Update version: Nov 11 2024 1.39

Failed Bios Update Symptoms:
- Just a Black Screen; No Dell Logo; No POST; No Firmware recovery screen (CTL-Esc plug in AC release on keyboard backlight); or with local recovery with FAT32 USB with BIOS IMG.rcv from Dell support site. Hard...

Hi All, Peter here, On the edge or retirement and getting back into my interests of building and repairing electronic projects and radio equipment after many years in software engineering, Found this great forum and had to Join....