If players already have Java Edition installed, they simply need to download Optifine for the version of the game they're using (like the recent 1.20.1 update) and run the accompanying .jar file.

OptiFine is an essential mod for any Minecraft player wanting to use shaders or enhance their graphics performance. Here's how to get it and use it.

How to install and run OptiFine in 'Minecraft' without mods 1. In a web browser of your choice, navigate to the OptiFine downloads page. If you aren't running the most current version of ...

Step 1: Download the shader you want to use, ensuring it's compatible with version 1.20.2. Step 2: Launch the Forge installation with Optifine and go to Shader settings, located in the Video settings.