In this guide, you will come to know how you can install the mc command center for sims 4. Mc command center adds some npc story progression options and greater control to your sims 4 gaming . Computer > mc command center > mccc settings . step two: The sims 4 doesn't have story progression.Understanding ACEs/Physical Impacts of Trauma from The mc command center is the ultimate best tool that you can use for the sims 4. Mc command center is a mod for sims 4 that will enhance your story for the game. In the sims 3, all inactive sims exist in the same open world. The extension provides actions and interactions for our sims in .