Instructions
Insert the USB flash drive you want to copy the file to into an available USB slot on the front of the Xbox 360.
Navigate to the "My Xbox" section of the Xbox dashboard using the system game controller, then highlight "System Settings" and press "A" on the controller.
Highlight "Memory" and press "A" on the game controller.
Highlight "Hard Drive," then press "A" on the game controller.
Highlight the proper category for the data you want to copy, then press "A" on the controller.
Highlight the data you want to copy, then press "A" on the controller.
Select "Copy" from the menu options and then press "A" on the game controller.
Highlight the USB flash drive that you want to copy the data to and then press "A" on the controller. This will cause the data to be copied to the flash drive.