On the OptiFine site, choose the version compatible with Minecraft 1.21 (preview or stable). Click “Mirror” if direct download is blocked or slow. Players have to save the .jar file to a local folder ...

You can install OptiFine for free by downloading it from the official website, opening the file, and then launching ...

OptiFine 1.21 4 just came out we're going to show you how to download and install it first things first go to the second link in the description down below that would take you here this is our ...

Java Edition," you'll first need to download a free program called OptiFine.