Here is the magical part: Pathfinding (NPC logic) mostly works. Sims can use stairs to walk from Floor 1 to Floor 10 without issue, provided you place the stairs correctly. The "Elevator" panels from The Sims 4: City Living expansion also function across these new heights.

Move the .package and .ts4script files directly into your directory: Documents > Electronic Arts > The Sims 4 > Mods .

In The Sims 4 , the game limits construction to and four basement levels. While no single mod exists to simply "unlock" unlimited floors due to core engine restrictions, builders use creative workarounds and specific utility mods to bypass these visual and functional barriers. The Best "Mods" and Tools for Extra Floors

I can provide tailored building strategies or guide you through the specific cheat codes to maximize your lot space! Share public link

Add two basement levels beneath your lowered terrain.

What is the of the mega-structure you want to build?

Thankfully, you can bypass this restriction. Here is the ultimate guide to building higher using mods and in-game cheats.

The “build more than 4 floors” mod family exemplifies how player-driven modification can transform a game’s affordances and social life. Technically inventive and culturally meaningful, these mods extend The Sims 4’s expressive range while exposing tensions between developer constraints and community creativity. Supporting safe, documented verticality—either through robust modding practices or official features—would acknowledge players’ aesthetic and narrative ambitions without sacrificing stability.

Installing the "Build More Than 4 Floors" mod is a straightforward process that requires a few simple steps: