There are a few options you can pursue to prevent participants from joining teams. You can combine as needed based upon your event and team requirments:
  1. Select Fundraising > TeamRaiser
  2. Click Edit next to the TeamRaiser event
  3. Select "Select Team Options"
  4. Unmark the checkbox for 2. Team formation
  • Prevent new registrants from joining existing teams:
  1. Select Fundraising > TeamRaiser
  2. Click Edit next the the TeamRaiser in question
  3. Select "Select Team Options"
  4. Place a value lower than any of the existing team sizes in question 3. Team Size