: Often offers better performance and mod compatibility. Download the installer from the Iris Shaders website.
: Locate the "Files" or "Download" section, select the version compatible with your Minecraft game (e.g., 1.21.x), and save the .zip to your desktop. 2. Install a Shader Loader
Navigate to → Video Settings → Shader Packs (or "Shaders" in OptiFine). Click the Open Shader Pack Folder button. Download Complementary Shaders zip
Return to the game, select the shader from the list, and click .
: A long-standing alternative. Download the version matching your game from optifine.net . : Often offers better performance and mod compatibility
To download and install the .zip file for Minecraft, you must place the downloaded archive directly into your game's shaderpacks folder without unzipping it. 1. Download the Shader Pack
Once your loader is installed, follow these steps to activate the shaders: Return to the game, select the shader from
using the new loader profile (Iris or OptiFine) in your launcher.