If the file is not packed in such a file, then copy the Assets folder to the root of the game and confirm the replacement.Press the large Install button (SET) which is to the right, and specify a location or rpk rwp-archive.How to set the fashion in the Train Simulator: for RailWorks add-ons are installed using the built-in Utilites Add-ons Manager, located in the root folder of the game.How to install Train Simulator addons / mods