Return to the home menu. Launch Pokémon Omega Ruby and look at the bottom right corner of the title screen. It should display Ver. 1.4 .
While the official patch notes from Nintendo often simply mention "adjustments have been made for an improved gaming experience", the community has identified key improvements: Pokemon Omega Ruby- Update 1.4 3DS -USA- CIA -R...
: You must have Version 1.4 installed to access critical online features, including the Player Search System (PSS) , Wonder Trade , Game Sync , the Global Trade Station (GTS) , and Mystery Gifts . Return to the home menu
Power on your 3DS and launch the application from the HOME Menu. Navigate to SD -> cias . Highlight the Pokémon Omega Ruby Update 1.4 CIA file. including the Player Search System (PSS)