The safest way to get the update is through the Nintendo eShop. Even though the eShop has discontinued the sale of new games, updates and redownloads are still currently supported. Connect your 3DS to the internet. Open the Nintendo eShop from the home menu. Search for "Pokémon Omega Ruby Update." Select the "Ver 1.4" update and tap download.
SD Card Space: The 1.4 update requires approximately 271 blocks (roughly 34MB) of free space on your SD card.
Eshop Errors: If the eShop won't load, check your system settings to ensure your 3DS firmware is also up to date.
The 1.4 update, released by Nintendo, is the definitive patch for the Gen 6 remakes. It primarily addresses minor bugs and ensures full compatibility with the Nintendo Network and Pokémon Bank. Why You Need Update 1.4
Online Sources: Many users search for "Pokémon Omega Ruby Update 1.4 CIA" on database sites. Ensure any site you use is reputable to avoid malware. Verifying the Update
If you are playing via an emulator like Citra, you cannot access the eShop directly. In this case, you need the update in a .cia file format.
Alternatively, simply launch the game while connected to Wi-Fi; a prompt will usually appear asking you to update. For Emulation (Citra and Others)
