A: Not strictly, but it fixes graphical glitches and crash bugs. Highly recommended.
Pokémon Omega Ruby Update 1.4 is a critical patch for the 3DS title that addresses various gameplay bugs and ensures compatibility with online features. While the official Nintendo eShop has closed for new purchases, existing owners can still download updates directly through the Nintendo 3DS HOME Menu or system settings. pokemon omega ruby update 1.4 cia download
For connecting with others locally and online. A: Not strictly, but it fixes graphical glitches