The version known internally as (commonly misspelled as "1202") represents a holy grail for veteran players. Released in early 2011, this version sits at a perfect intersection: It has the Halloween Update’s Nether, it has the new lighting engine, but it is before the hunger bar, before sprinting, and before the game became "too easy."
Open the Microsoft Store, search for Minecraft Preview , and click download. It is free for anyone who owns the base game. minecraft 1202 beta download free