Unlock all costumes, maps, unlimited archives, return to the archive point
1. Enter the game and click PLAY GAME, select MULTIPLAYER as multiplayer game
2. You need to select a good nickname on the top of the character to display PLAY. There is a region selection on the right, and the connection needs to be in the same region
3. After clicking PLAY, you can select the second line to create a room and the third line to join a room. Note that you need to remember the name of the room when you join a room
4. If there is no response after creation, you can click a few more times or use scientific online tools to try