Follow the prompts to unlock write permissions (usually a button combo like Left, Up, Right, Up, A ). Installing on Citra (Emulator)

Updates generally do not delete save data, but it is always recommended to back up your save using Checkpoint or JKSM before modifying game files.

Installing the 1.2 update for Pokémon Ultra Sun is essential for accessing online features, fixing game-breaking glitches, and ensuring compatibility with modern mods. If you are using a 3DS with custom firmware (CFW), installing the update via a CIA file is the most reliable method.