Use the utility on your Xbox 360 to scan for DLC and click "Unlock DLC" to make it playable. Enable Title Updates (TU) :
DLC must be placed in the following directory on your internal hard drive ( Hdd1 ): Hdd1\Content\0000000000000000\ [Title ID] \00000002\ MegaL DLC (NTSC – Jtag/RGH)
The 00000002 folder is specifically designated for DLC files. : Format a USB drive to FAT32 . Use the utility on your Xbox 360 to
Ensure the folder is named exactly 00000002 and that you have the correct Title ID for your region (NTSC-U, PAL, or NTSC-J). Ensure the folder is named exactly 00000002 and
: If it still doesn't appear, go to Manage Game > Market Place in Aurora to see if the content is recognized. Jtag/RGH Tutorials #5 Installing DLC
DLC downloaded from unofficial sources often needs to be "unlocked" to bypass license checks.