If needed, you can edit an existing team's name through the administrative user interface. This is available for both self-registration teams and group-registration teams. 

Below are instructions to edit a team's name after you Login to ACTIVE Works Endurance
  1. On Organization Dashboard (HOME), under Your events, click event name
  2. Click Teams tab
  3. Click Team name
  4. Click the Edit pencil next to Team Information
  5. Edit Team name field  
  6. Click Save

To make changes for teams post registration, refer to Manage or Change Teams Post-Registration