
How to Install Complementary Shaders: Complete Guide
The complete Complementary Shaders installation walkthrough: loader, shaderpacks folder, selecting the pack, and the first settings to check.
Read the guide →Step-by-step help for installing Complementary Shaders with Iris or OptiFine, enabling the pack, and updating it safely.

The complete Complementary Shaders installation walkthrough: loader, shaderpacks folder, selecting the pack, and the first settings to check.
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Install Complementary Shaders using the Iris loader: setup, the shaderpacks folder, enabling the pack, and the Iris-specific options that matter.
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Using Complementary Shaders with OptiFine: where the shader settings live, which OptiFine options affect the pack, and when Iris is the better choice.
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The exact shaderpacks folder location for Complementary Shaders on Windows, macOS and Linux, and why the ZIP must stay zipped.
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The pack is installed but not active? Here is how to enable Complementary Shaders in the shader menu and confirm it is really running.
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Update Complementary Shaders to a new release while keeping your tuned settings: where the options file lives and how to carry it across.
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