There is no such thing as a "1.4 ROM file" (a complete replacement of the game). The 1.4 version is a patch file (.cia or .3ds) that must be installed on top of the original base game. Where to Find the Pokemon Omega Ruby v1.4 Download Link
: You must have v1.4 to connect to internet features.
Even with the store closure, Nintendo continues to allow redownloads and software updates. pokemon omega ruby v14 download link
If you are looking for the official Game Freak version of Pokémon Omega Ruby, (released in April 2015) is the most recent official patch. It was designed to fix various bugs and ensure the game’s "Internet" features remained functional.
Added Mega Sceptile, Mega Venusaur, and both Mega Charizard X and Y . Gameplay Adjustments: Battle mode is locked to SET . Healing items are disabled during battle. There is no such thing as a "1
: It repairs bugs that make the game stop working.
: The game runs smoother on your system or emulator. Even with the store closure, Nintendo continues to
You can manually search for "Pokémon Omega Ruby" in the Nintendo eShop and select the specific update data to download.
Once you have the .cia file, open Citra, click , select Install CIA , and choose your v1.4 update file. Citra will automatically apply the patch to your game. Stay Safe Online