The official Version 1.4 update for Pokémon Omega Ruby on the Nintendo 3DS is a vital patch required for all online features, including trading and battling. Released on April 22, 2015, this update is the standard final version used by the community for modern gameplay and modding. Update 1.4 Key Features

Region: USA (North America). Note that updates are region-locked; you cannot use a European (EUR) update on a USA game file. How to Install

Some older Citra builds have minor stutter with the 1.4 patch – use Nightly 2104+ or PabloMK7’s fork for best results.

Install: Select the file and choose "Install and delete CIA" to save space.

There are several ways to get your game up to speed, depending on your setup: Official eShop Download : The most reliable method is to use the Nintendo eShop

Hoopa Compatibility: This update was primarily designed to add data for the mythical Pokémon Hoopa, allowing it to be used in-game and during online play.