Guide
As i had to delete previous guide heres this.
1. When you have downloaded your ogg tracks put them in a folder on your desktop
2. Next you need to name your tracks to Track1, Track2, etc. This can be done with powershell (credit to SharkxAttack on Reddit)
3. Open Powershell
4. navigate to where your tracks are with cd desktopRadio ‘hit enter’
5. Type $nr = 1
6. Hit enter
7. Type dir | %{rename-item $_ -NewName (‘Track{0}.ogg’ -f $nr++)}
8. Hit enter
9. Copy your tracks to YoursteamlibrarySteamAppscommonMy Summer CarRadio
10. Enable song import in-game (no need to restart the game)