Custom content for The Sims 3 is stored in two primary locations depending on the file type. The main user directory is located at .
and can be renamed to match their in-game labels for easier file management Cache Management : If furniture is replaced or removed, you must delete compositorCache.package from the main directory and the files in the Thumbnails folder to refresh the catalog icons Troubleshooting Furniture CC If newly added furniture does not appear in your catalog: Conflict Testing the sims 3 furniture cc folder