Selling Your Xbox 360 Erase Your Data From It First
Erase the Xbox 360 Data To erase everything, fire it up and go to System Settings > Storage. Then highlight your local system drive and hit the Y button on the controller. Under “Device Options,” select Format and verify you want to remove all content. After that, you’ll be asked to restart the console. That’s it! Now all of your data like Pins, apps, and app data, saved games will be erased from the drive....