The Task has been completed check box in the lower left corner of the Scheduler indicates if the item is complete. When you edit a Task or an Information item, the Scheduler opens with this check box enabled.
To signify the item is complete, select the check box. If you are editing a task you have completed, the system automatically marks the item as complete. When you click
to return to the Organizer, the item's Completed check box is selected.The Task has been completed check box is disabled when you: