Things You'll Need
Instructions
Transfer the Data
Power down the Xbox 360 and remove any accessories plugged into the USB ports.
Leave the old hard drive attached to the top of the system.
Power on the system and attach a controller, wireless or corded.
Attach the data transfer cable to the new hard drive and plug the other end of it into the USB port on the rear on the console.
Insert the data transfer disc into the console. The disc will automatically load and present you with a series of instructions on the screen.
Follow the directions on the screen to begin the transfer process.
Wait until the transfer process is complete before powering off the console. The transfer process might take several hours, depending how much data is on the hard drive.