because i cant take screenshots of a song, i will give you a link to the original video

make sure edit mode is on and that the files are where you want it to be

original song: https://www.youtube.com/watch?v=bKxCLkl1Gkk

to install:
open openiv, then go to mods/x64/audio/sfx/prolouge,
press multiple import, find and click td_loading_music.oac,press ok then open the game

britain at its finest