Look for the latest version of the game (usually the first one on the list) and download the version of Optfine next to it. Open the file using Java. Click on "install". Go to the Minecraft launcher.

By installing Minecraft shaders, players can add a tinge of realistic effects to the Minecraft experience. Shaders have been a part of Minecraft for a while now.

Here is a step-by-step comprehensive guide on how you can download, install, and use the shaders within Minecraft 1.21.5 to ensure the best visual experience.

Steps to download and install Minecraft 1.21.5 Shaders Before you install the shaders, you will need the mod that enables the shader support. The 2 popular choices include Iris Shaders and OptiFine.