With a little understanding of your Java Edition files/folders (or at least access to the official Minecraft launcher client), installing a tutorial world should be a pretty simple task. By simply ...
Check out this article to learn all about Minecraft moving its graphics API from OpenGL to Vulkan and what is it in for the players.
Minecraft developer Mojang is switching the Java Edition's graphics API from OpenGL to Vulkan ahead of its Vibrant Visuals update.