the downloaded Complementary Shaders.zip file directly into this folder. Do not extract the files .
: A long-standing alternative. Download the version matching your game from optifine.net . Download Complementary Shaders zip
Return to the game, select the shader from the list, and click . the downloaded Complementary Shaders
The safest way to get the authentic .zip file is from the Complementary Development Official Site or trusted community platforms. : Download the version matching your game from optifine
Navigate to → Video Settings → Shader Packs (or "Shaders" in OptiFine). Click the Open Shader Pack Folder button.
Once your loader is installed, follow these steps to activate the shaders:
: 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