You might need to delve into the game’s settings to adjust certain options in case mods are not working properly after updates. If mods are not working in Sims 4, they might have been disabled by a game update, the game’s cache might be corrupted, or there could be compatibility issues.
cfg file in the mods folder so as the game recognises cc that is in subfolders. If you start to download many cc and would like to create subfolders, this link explains how to edit the resource.
You need to unzip the folder and put it into your mods folder.