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How to Install Complementary Unbound in Minecraft 1.18.2 (Iris on Windows)

Complete guide: How to Install Complementary Unbound shaderpack running on Minecraft 1.18.2 with Iris under Windows.

Compatibility:OS: windows•Loaders: iris•Versions: 1.18.2
shadercomplementary-unbound1-18-2iriswindowsguide

Causes of Error & Description

Overview & Technical Requirements Complementary Unbound provides realistic lighting, volumetric fog, and water refractions for Minecraft 1.18.2 using Iris on Windows.

Step-by-Step Instructions 1. **Download Shaderpack**: Download verified `complementary-unbound.zip` shader archive. 2. **Place in Shaderpacks Folder**: Copy archive into `.minecraft/shaderpacks` directory on Windows without extracting. 3. **Activate via Iris**: Select Complementary Unbound in Iris Video Settings > Shader Packs menu.

Troubleshooting & Common Pitfalls Ensure your GPU drivers on Windows support OpenGL 4.5+ and disable fast render if textures glitch.

Step-by-Step Solutions

Setup Complementary Unbound

1
Download Shaderpack

Download verified `complementary-unbound.zip` shader archive.

2
Place in Shaderpacks Folder

Copy archive into `.minecraft/shaderpacks` directory on Windows without extracting.

3
Activate via Iris

Select Complementary Unbound in Iris Video Settings > Shader Packs menu.

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