Transfer the folder to your console's hard drive ( HDD1/Games/ ) via a FAT32 USB stick or FTP.
: Ensure you have the DLC files corresponding to the Underworld Title ID. 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. Transfer the folder to your console's hard drive