Fontaine is the newest region coming to Genshin Impact in the 4.0 update and is the most awaited area in the game. It is also known as the Nation of Justice and is the home to Hydro Archon, where Traveler and Paimon will meet on their journey to find the whereabouts of the twin.
The next Archon quest will take place on Fontaine, and you will also meet new characters, go against new enemies, complete new quests, and much more. It will also feature an underwater world, and Travelers will be able to explore that as well. If you are already hyped and want to unlock Fontaine as soon as Genshin Impact 4.0 update releases, here's how to do it.
How To Unlock Fontaine In Genshin Impact 4.0 Update
Fontaine is located in the center of Tevyat, and in order to reach there, you will first have to complete Archon Quest Prologue: Act Ill "Song of the Dragon and Freedom." This will unlock the Teleport Waypoint that has been unlocked for Travelers on the northeast side of the Realm of Farakhkert. From there, you will have to ride the Waverider to arrive in Fontaine.
That is everything you need to know about unlocking Fontaine in Genshin Impact.