FNV 4GB Patcher – Allows the game to use 4 GB of RAM, which will make the game run more smoothly when using several mods, as well as reducing the number of potential Fallout 4 Script Extender v0. Currently, Fallout 4 – a very popular game – works out-of-the-box on Linux if one is using a beta version of the Steam client, due to Valve shipping Proton, a tweaked To run Fallout 4 at a custom display resolution, do the following: Close the Fallout 4 game. One of these methods will surely help you overcome the issue.