: You must have this update installed to use any internet-based features within the game. Without it, you will receive an error code when trying to connect. Player Search System (PSS)
If you format your SD card or change systems, you will lose the update file. You will need to reconnect to the internet and redownload Update 1.4 from the eShop to restore online capabilities. Final Thoughts
Originally written for players, modders, and Pokémon historians alike. Always respect intellectual property and support official releases whenever possible.