This is the most common error. Even if you install a DLC PKG, the game may not recognize it because the license file is missing.
Copy files to USB
Install PKG on PS3
Activate license
Launch TTT2
Note: The DLC is region-locked to the game disc’s BLES/BLUS/BLAS code. Match DLC region to your game version (e.g., BLUS30990 for US). tekken tag tournament 2 ps3 dlc pkg download full
Games → Tekken Tag Tournament 2. You should see “Add-on Content” appear in the main menu as “Installed.”