This video is our in-depth guide on how to download and install OptiFine for Minecraft 1.21.4. This will allow you to start using all of OptiFine 1.21.4's features, so let's get started!

To get an OptiFine cape in Minecraft, you need to follow a few steps that involve installing the OptiFine mod, purchasing the cape, and customizing it to your liking.

How to install and run OptiFine to work with 'Minecraft' mods 1. Follow the first three steps to download OptiFine as shown above. If you haven't already, download Minecraft Forge as well.