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Miasma Shaders FAQ

10 questions players actually ask, answered.

How do I turn on Miasma Shaders after installing it?
Open your Video Settings in-game, go to Shaders, and select Miasma Shaders from the list. The shader will apply immediately to your world.
Why does everything look too dark or too bright with this shader?
Miasma Shaders changes how light behaves in your world. Try adjusting your monitor brightness or in-game brightness slider, and check if you're playing during day or night—the toxic color palette can make lighting feel different than vanilla.
Can I make the cel-shading outlines thicker or thinner?
Yes, you can adjust outline thickness in the shader settings menu. Look for outline or edge detection options in the shader configuration screen to customize how bold the comic-book effect appears.
Does Miasma Shaders work with mods that add new blocks?
Most modded blocks will display with the cel-shading effect applied, though some may not render outlines perfectly depending on how the mod defines them. Vanilla-style blocks work best.
My FPS dropped a lot after enabling this shader. How do I fix it?
Cel-shading and outline rendering are performance-intensive. Lower your render distance, disable shadow quality options in the shader settings, or reduce other graphics settings like particles and entity shadows to improve performance.
Why do some colors look completely different than they should?
Miasma Shaders intentionally recolors the environment to create a toxic, alien atmosphere—this is part of the art style. If specific blocks look unrecognizable, you can adjust color saturation or intensity in the shader options.
Does this shader work in the Nether and End?
Yes, Miasma Shaders applies to all dimensions, though the toxic color palette may make the Nether and End look even more alien and dangerous than usual.
Can I use Miasma Shaders with other visual mods like Optifine or Sodium?
Miasma Shaders is designed for Iris (on Fabric) or Optifine (on Forge). Using it with conflicting visual mods may cause rendering issues or crashes—check compatibility with your specific mod loader.
How do I reduce eye strain when playing with this shader for long periods?
Enable any available bloom or glow reduction settings in the shader config, take regular breaks, and consider lowering your screen brightness slightly since the bold outlines and saturated colors can be visually intense.
Will Miasma Shaders affect my performance in multiplayer servers?
Shaders only affect your client-side rendering, so they won't impact server performance or other players. However, your own FPS will depend on your computer's GPU power.