1. Open the ever-changing detective App and enter the game interface.
2. In the game interface, click the "Script Hall" option.
3. In the script hall, select the "Create Room" option.
4. Fill in the room title, script, mode and other information, set whether to allow cross-linking, enter the room level, and enter the room permissions.
5. After confirming the settings, click the Create button to create a new room.
6. In the room list, find your room and click Enter to wait for other players to join.