Downloaded game files (often in .ISO or God/XEX format) must be extracted using tools like ISO2GOD or 360MPP .

Move the extracted folder to the Xbox 360's HDD (usually path: Content/0000000000000000/ ) or an external USB drive.

Loading the game directly from the HDD significantly reduces loading times compared to the original disc-based versions. RGH vs JTAG - Wonderful PCB

Installing Resident Evil 4 HD on a modded console generally follows these steps: