Ensure and Script Mods Allowed are both checked. Restart your game for the changes to take effect. File Details
: Since the file is a .zip archive, you must extract its contents. You should find one or more .package files inside. [LaLuna] Big Ribbon Silk Dress.zip 8.57 MB ...
: Go to your computer's "Documents" folder and follow this path: Electronic Arts > The Sims 4 > Mods Ensure and Script Mods Allowed are both checked