How to 

  1. Select Events Calendar from the side navigation bar 
  2. Select the event you wish to edit by clicking on it 
     
  3. If the event is repeating, you will have the option to edit all repeating events, or just the chosen event.
     
    If the event is not repeating or you select Current Eventediting details will only change that single event. 
    If you select all repeat events, you will change all events in the series. 
  4. Click Save to confirm the booking 

The booking will now be updated in the calendar.