SteamLibrary\steamapps\common\SourceFilmmaker\game\workshop Unpacking Garry's Mod Addons While Source Film Maker workshop files will be at: SteamLibrary\steamapps\common\GarrysMod\garrysmod\addons
Garry's Mod workshop files will be located at: For steam to start downloading the subscribed models you will need to start up the game, this is for both cases (Gmod/SFM).
