To edit all instances of the event, you may also click the original event on the Calendar to go directly to the original event. After an instance has been edited individually, it will no longer accept the changes from the original occurrence.

1. In the Events module, click the Calendar tab.
2. Click the title of any event instance of the desired event.

3. In the Recurrence field, click the title of the original event. This will take you to the original occurrence of the event where changes can then be made.
4. Select Save.