If you are installing via CIA file on a homebrewed 3DS, ensure your base game and update regions match to avoid common errors.
The Pokémon Ultra Sun and Ultra Moon version 1.2 update, released on , primarily addresses a critical game-freezing bug related to specific moves in online battles. For those using custom firmware (CFW) and seeking a CIA update, repositories like hShop host the "World" region-free update file for both titles. Update 1.2 Key Details pokemon ultra sun update 12 3ds world cia updated
And remember: v1.2 fixes the Wormhole shiny sound glitch. Those sparkles will finally sync up with the music. If you are installing via CIA file on