To install and view these files using the Harpoon Media Viewer during gamplay, go to this or equivalant custom installation directory. If the target directory doesn't exist create it. 

Therefore navigate to: 
C:\Matrix Games\Harpoon 3 Advanced Naval Warfare\Resource\DBPics\Sub\

Create a Folder here called 004 - Open it to unzip the image updates to here:
C:\Matrix Games\Harpoon 3 Advanced Naval Warfare\Resource\DBPics\Sub\004

Unzip both files, DN-ST-82-10914_Delta_I_HUD3.PNG & SUB04_Harpoon2_Image.png to the 004 folder. Start Harpoon ANW and locate the following HUD3 Database platforms to view these images.

[Delta I] - Project 667B

