Super Smash Bros 3DS Update 1.0.3 Now Available!
It’s required in order to play online, and features various ‘stability improvements’ to fix the game and make it a bit more fun to play. As per the last one, it will not be possible to play the game online without downloading and applying this new update.
To quickly get it, scan the below QR code and download it from the eShop:
You can find more information about the update and what it does via the link to the official site below: