To disable specific confirmation emails:
  1. Go to ControlAdministrationTools > Confirmations Library
  2. From the dropdown menu, select Volunteer Center
  3. Click Edit next to the confirmation message you would like to disable
  4. Unmark the checkbox next to Enable this type in this account
  5. Click OK
NOTE:  When these steps are completed, if the Confirmation emails are managed within the Volunteer Center, the option to enable the message will be grayed out.