: Required for using 60 FPS cheat codes that significantly improve visual fluidity.

Released alongside the game's Western launch in early 2015, Version 1.1 was primarily used to deliver a free of essential items to players. This pack was designed to give new hunters a leg up and included:

Local multiplayer was the lifeblood of MH4U, but Version 1.0 suffered from a desync issue when hosting specific High Rank Guild Quests featuring the Yian Garuga or Ruby Basarios . The crash would hard-lock the 3DS, forcing a reboot and loss of rewards.