Pokémon games are region-coded. A European (EUR) or Japanese (JPN) update file will not work with a USA version of Pokémon Omega Ruby.
: Includes previous fixes for a critical issue that could cause the game to freeze during the end credits after defeating the Elite Four. Technical Details sora10pls's Content - Page 5 - Project Pokemon Forums Pokemon Omega Ruby- Update 1.4 3DS -USA- CIA -R...
Check the lower-right corner of the game’s title screen; it should display Ver. 1.4 . ⚠️ Important Notes Save Files: Updating will not delete your current progress. Pokémon games are region-coded
