The achievement "The Not So Narrow Door" is different from the combat achievement. We don't need to participate in the battle, but we need to open a door to the library somewhere on the Fontaine map to obtain it. The following is the method shared by the editor to achieve the not-so-narrow door achievement of Genshin Impact. Friends in need can take a look together.
Sharing tips on opening doors that are not very narrow
【Not a very narrow door】
①Start from the teleportation point and go to this dark area on the map, which is the entrance to the ruins.
②Interact with the mechanism that opens the door
③Consume the original base ore Gyrmite to open the door
④The achievement can be unlocked the moment you open the door.
