If you want the "Rev 14" experience without piracy:
While it is tempting to download the "pokemon omega ruby 14 3ds rom upd" from the first Google result, you must be aware of the risks:
Understanding what you are downloading is essential. Version 1.4 of Pokemon Omega Ruby is a stability patch. It does not add new story content or Pokemon (those were handled by separate events). Instead, it focuses on two major areas:
