To disable Matching Gifts and Additional Donations in a Thon event, please do the following:

1. Go to Communities > Special Events > Friends Asking Friends > Kintera Thon
2. Hover over the event and click Website Info
3. Click Customize Forms
4. Click Select next to the form you want to modify (if modifying for registration forms, this needs done on Start a Team, Join a Team, and/or Join as Individual)
5. Click Standard Event Fields
6. Disable the fields for Matching Gift Amount and Company Name
7. Disable the field for Voluntary Donation Amount
8. Click Save & Done
9. Go back to the Webinfo Checklist and click Publish This Event Now