Mod:Creation Kit/Bethesda Archive Extractor

Overview
B.A.E. is a utility, created by jonwd7, to extract BA2 and BSA files.

Tutorial
1 Download and install B.A.E. manually.

2 Click File > Open File...

3 Navigate to the Fallout 4 data folder.
 * PC C:\Program Files\Fallout 4\Data
 * Steam C:\SteamLibrary\SteamApps\common\Fallout 4\Data
 * Playstation 4 / Xbox One (unverified) Make a backup copy of the Fallout 4 installation to an external device. Copy the backup onto your PC. Locate the '/Data' folder in the Fallout 4 directory.

4 Open a .ba2 file. Example: "Fallout4 - Materials.ba2"

5 Select all or specific game assets, click 'Extract', and select the 'Data' folder.

Tip: A helpful way to organize creations Make a new folder in '/Data'. For example name it: "MyCreation1". Choose the files you want to modify and copy it into "MyCreation1". This way you keep the original files in their respective place and can refer to them when needed.

Link
[http://www.nexusmods.com/fallout4/mods/78/? Nexus Mods - B.A.E.].