Here is the crucial information most forums won't tell you:

:

This contains your saves, custom content, mods, and recorded media. It is universally located at: Documents > Electronic Arts > The Sims 4 Managing the "Full" Content Footprint

Follow the on-screen prompts (usually typing 1 to install the unlocker).

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.

The most stable way to run the full game on Mac is by using the legitimate base game alongside an unlocker script.

: Every time EA releases a game update, you must wait for the forum tools to be updated, or your game may fail to launch. Online Features : Accessing the Sims 4 Gallery

option (often number 21 for TS4) to allow the tool to recognize your game and enable downloaded packs. Installation Troubleshooting