If the installation succeeds but nothing changes, verify your game disc ID. Highlight the game icon on the XMB, press Triangle, and select Information. If it does not say BLES01702, the PKG will not work, and you must find the matching DLC pack for your specific region code. To help you get this running perfectly, let me know: What is your PS3 running ( CFW or PS3HEN )?
If your DLC package requires a .rap file (the digital license signature), create a folder on the root of your USB drive named exactly (all lowercase). tekken tag tournament 2 bles01702 dlc pkg exclusive
Namco released several compatibility packs to allow players without DLC to fight against players who had purchased costumes. This created a fragmented file structure. A user with a standard BLES01702 disc might have the compatibility data, but not the actual license to use the costumes. If the installation succeeds but nothing changes, verify