If you edit a sub-event, the change only applies to future registrations.

1. On the Calendar tab, click Calendar.
2. Select the event with the subevent you want to edit.
3. In the Actions group, click Edit Event.
4. In the Event Details window, click the Subevents tab.
5. Select the subevent you want to edit.
6. In the Actions group, click Edit Subevent.
7. Make the desired changes and click Save.
8. Click Save & Close.