SEUS PTGI requires specific OpenGL features that only certain mods can handle.
To avoid lighting bugs or crashes when using SEUS PTGI on Iris or Oculus, ensure these in-game settings are applied: Set to "Fancy" or "Fast" (Smart may break lighting). Natural Textures: Set to OFF. Shadow Quality: Set to 1x. Old Lighting: Set to DEFAULT. How to Install on Forge (Oculus) Download and install Minecraft Forge for your version. seus ptgi iris compatibility oculus forge top