These are modified specifically for use on emulators (like Citra) or for ROM hacking .

: The official patch notes state that "various bugs have been fixed in order to provide a smoother gaming experience". While Nintendo rarely specifies these bugs, they often address game-breaking glitches or performance stutters. Mandatory Online Access

: The patch addresses an international "Random Match" glitch in the Battle Spot that could cause crashes when players from different language regions selected team members. The "Decrypted" Advantage for Emulation

While 1.4 doesn't add new story chapters, it "unlocks" the ability to interact with the broader Pokémon ecosystem.

These are usually encrypted and intended to run on actual 3DS hardware.