Official updates for Pokémon Omega Ruby on Nintendo 3DS only reached Version 1.4, released in April 2015 to address bugs and system stability, with no official "Update 14" existing. The 3DS eShop closure in March 2023 allows for redownloading updates, and the Delta Episode remains the final, post-game content. For instructions on updating, visit IGN .
If you are looking for a creative, "fan-made" feature that would fit the theme of a major Hoenn update, here is a concept: New Feature Concept: The "Mirage Frontier" Expansion pokemon omega ruby update 14
For the competitive scene, the patch brought Omega Ruby in line with the official rulesets used in Battle Spot competitions. This ensured that the "Rated Battles" mode functioned correctly and that the patch levels for Move updates were applied, preventing illegal move combinations from crashing the battle system. Official updates for Pokémon Omega Ruby on Nintendo
The update addressed various minor glitches that could cause the game to stutter or crash during specific events. If you are looking for a creative, "fan-made"