"XXXX.rar" is a compressed file associated with the game's Alternate Reality Game (ARG) elements. It is mentioned as a clue within a secret developer room in the game.

: Players must identify specific numerical values found throughout the game's glitched world to rename the file correctly, which then allows it to be opened and further explored.

In the context of the mobile game , the "XXXX.rar" file is a central component of an intricate meta-puzzle that bridges the game world and reality. The Identity of "XXXX.rar"

: Players are instructed to "RENAME X-X-X-X".

: The game involves interaction with actual external websites and files, such as an IP address written on a developer's notepad. Deep Dive into the Puzzle Trail

: Inside a PowerPoint presentation found in the developer's secret room, high-definition slides reveal hidden messages: "FIND THE NUMBER" and "RENAME X-X-X-X".