First, you have to enable hidden folders. You can do this by going to the Control Panel, then appearance and personalization. There will be a section for folder options and it has show hidden folders listed there.
Now go to your username and a previously hidden folder called AppData will be there. Go into that, then into the local folder and look for Ironclad games, which should have a folder inside of that labeled mods. Put your files there, then enable them in game.
