Things You'll Need
Instructions
Insert your flash drive into a free USB port on your Xbox 360 console and then turn on the console and a controller.
Navigate to the "My Xbox" menu, go to "System Settings," then choose the "Memory" option.
Select "Hard Drive" and choose the "Gamer Profiles" category.
Select your Xbox 360 Gamertag and follow the prompts to move it to your flash drive.
Disconnect the flash drive from your Xbox 360 and insert it into a USB port on your desktop computer. Open the flash drive folder and click and drag the Gamertag to your desktop, or to a folder on the desktop.