The Citra emulator requires decrypted files to read the game data without proprietary hardware keys.
Addressed various logic errors and soft-locks occurring in the Battle Tree. 💡 Why "Decrypted" Matters Pokemon Sun: Update 1.2 [Decrypted] 3DS (USA) ROM
If you intend to use mods (like "Starry Blue" or difficulty hacks), the ROM must be decrypted to allow file swapping. The Citra emulator requires decrypted files to read
v1.2 is generally compatible with v1.0 and v1.1 saves, but updating is recommended to prevent data corruption. Pokemon Sun: Update 1.2 [Decrypted] 3DS (USA) ROM
The v1.2 patch was critical for fixing several "game-breaking" bugs found at launch: