If you're looking for updates or patches for the game, Nintendo occasionally releases updates for their games to fix bugs, improve stability, or add new features. However, for Pokémon Omega Ruby, major updates have been minimal since its release.
On a standard Nintendo 3DS:
Grab your 3DS console, update your ROM, and embark on an unforgettable adventure in the world of Pokémon Omega Ruby! pokemon omega ruby 14 3ds rom upd