: Meteor is not compatible with OptiFine. For performance, use Sodium and Lithium instead. Meteor Client Full Guide | Insane Anarchy Hack Client
Launch the game, and in the Multiplayer menu, use the "Set Version" button to select before joining a server. Installation Steps (For Native 1.16.5) meteor client minecraft 1165
A translucent purple-and-gray GUI materialized, filled with tools that felt like magic: StashFinder : Meteor is not compatible with OptiFine
However, the version is often cited as the "golden era" for Meteor because it predates some of Minecraft’s more aggressive server-side anti-cheat updates (like the 1.17+ world height changes and ViaVersion complexities). and in the Multiplayer menu