The 1.2 update for Pokémon Ultra Sun is a stability-focused patch primarily aimed at fixing game-breaking bugs in competitive play. While it doesn't add new gameplay features, it is mandatory for any player wishing to use online services like the Battle Spot or Wonder Trade. Update 1.2 Highlights
Why did users hunt for this update? Because without v1.2, players with custom firmware cannot reliably trade with others using the same version, and certain ROM hacks (like Ultra Sun/Ultra Moon Randomizers) require the 1.2 executable to function. pokemon ultra sun update 12 3ds world cia updated
Advanced tip: If you want to play online (though official servers are down, Pretendo Network is rising), ensure you use a legitimate "seed" for your game. v1.2 does not ban CFW users unless you cheat in online battles. The 1
For users possessing a Nintendo 3DS console and a copy of Pokémon Ultra Sun, the installation of the v1.2 update is highly recommended. Installation takes roughly 2–5 minutes
Battle Online: Improved connectivity and fixed bugs that froze online battles.