: Ensure you have the DLC files corresponding to the Underworld Title ID.
: Using Aurora, you can easily download and apply the latest Title Updates from the Unity Marketplace to fix known bugs, such as the infamous progress-breaking glitch in Southern Mexico.
To play the exclusive chapters, you must install them into the correct directory structure: Tomb Raider Underworld [Jtag/RGH]
For a modded console, you can install the game in two primary formats: or Extracted XEX . Extracted XEX Format : Extract the game ISO using a tool like 360MPP on your PC.
: On RGH/JTAG, DLC typically works automatically, but you may need to use XM360 to "unlock" the content if it shows as locked or corrupted. Performance on Modded Hardware : Ensure you have the DLC files corresponding
Launch the game by selecting default.xex in a file manager or through the Aurora Custom Dashboard. :
Place the folder (named with its unique Title ID) into HDD1/Content/0000000000000000/ . Extracted XEX Format : Extract the game ISO
This allows the game to appear directly in the official Xbox dashboard.