[Request] Whitelist removal Dell latitude 3470

[Disney]

Hi, may i have my bios mod? i need to connect a egpu but seems like my bios will not allow any other device in this port other than the og wlan card
Dell 3470
Bios ver 1.18.0
Og bios file from dell
https://dl.dell.com/FOLDER06503937M/1/La...1.18.0.exe


Tanks in advance.

This is the og wlan card

[Disney]

Ok so i found a bin file but i cant flash it in any way or edit it, if anyone could give me a hint where to look for to unlock my bios with this file would be great. 

14291-1 PWB51VP4 REV A00.bin - Google Drive