Launch the game; a prompt should automatically appear asking you to update.
No need for a CIA file.
For users with modified systems who cannot access the eShop due to region mismatches or other restrictions, installing an update via a is a common alternative. Obtain the Update File : Locate a legitimate Pokémon Omega Ruby Update v1.4 .cia file. Resources like the are often used for such archival data. Prepare the SD Card : Copy the pokemon omega ruby update 14 cia download install
file from reputable community repositories. Ensure the update region matches your game's region for the best compatibility. 2. Prepare the SD Card Launch the game; a prompt should automatically appear