1) go to system settings and transfer your profile to your usb. Make sure you configured your device.
2) take your usb out and plug it into your computer
3) open hadzz gt editor V2.3 and click "open usb"
4) keep clicking on your profile until you cant click any more.
5) klick your profile id and click "ok" at the bottom.
6) then your profile will appear and you can now edit it for example I made ^1THE TECH GAME.
7) now when you are done click the big 2 and click save to usb and save modded profile.
8) it will say it is saved so you can exit out and plug in your usb into your xbox and then look at your system settings and if it says "corrupted profile" you will have to delete the modded gamertag.

If there is any trouble just pm me and ill help you