Overview
How to change resolution and toggle fullscreen on Linux.
Method 1
Edit your configuration file: ~/.config/unity3d/SUPERHOT_Team/SUPERHOT/prefs
Values:
“Screenmanager Is Fullscreen mode”: 1 for fullscreen, 0 for windowed
“Screenmanager Resolution Height”: screen height, i.e. 1080 or 720
“Screenmanager Resolution Width”: screen width, i.e. 1920 or 1280
Method 2
Change settings through the game’s launch options (right click on game entry -> Properties -> Set Launch Options).
Screen width: -screen-width 1920
Screen height: -screen-height 1080
Fullscreen: -screen-fullscreen 1
Windowed: -screen-fullscreen 0
Method 3
Set the launch options to -show-screen-selector (yeah, it’s that simple).