Labs_underpass_p.upk Access

This method is primarily for local play and Freeplay.

Labs_Underpass_P.upk is the underlying file for the "Underpass" Rocket League map. By replacing this specific file with a custom map file and naming it properly, you trick the game into loading your custom map instead of the standard Underpass, allowing you to play workshop maps in Freeplay. Why Use the Underpass Method? Labs_Underpass_P.upk

No, you can ignore the universal Mods.upk file for this method. This method is primarily for local play and Freeplay

You can directly create or import meshes and textures inside your level package. Why Use the Underpass Method

It allows for storing assets inside your level package, essential for functioning with the Rocket League Workshop.

This guide will walk you through setting up, testing, and managing custom maps using the Labs_Underpass_P.upk file method. What is Labs_Underpass_P.upk?