Instructions
Plug the "Madden 2010" game into your console. Turn on your gaming console. Allow the game to boot up.
Go to either "Xbox Live" or "PSN" in the front menu. You will see the options for online functionality.
Click "Depth Chart." The game will prompt you to download the latest roster update. Download the latest update. You have successfully updated your roster by uploading the latest roster in "Madden 2010."