Minecraft wiki entry for Resource_Pack, associated text: One or more resource packs can be bundled with a world in the world settings or files[more information needed]. When playing the world, that resource pack appears as the default right above the default resource pack. A default resource pack can also be set on a server by adding a putting the .mcpack in the resource_packs folder and bundling it with the world. Users can opt out of using the resource pack or choose not to download it if the texturepack-required option is disabled in the server settings or if the world has the "Require players to accept resource packs to join" option enabled.