How do you update Madden NFL 12 rosters in franchise mode?

To update the rosters in Madden NFL 12's franchise mode, first, navigate to the main menu and select "Online" or "Roster Management." From there, you can choose "Download Latest Roster" if you're connected to the internet. If you prefer offline updates, you can manually edit player ratings and rosters by going to "My Madden" and selecting "Manage Rosters." Once you've made your changes, ensure to save your roster before starting or continuing your franchise.