Deleting Tasks
You can delete tasks that you no longer need. To delete a task, you must have Service Administrator or Power User security rights.
In schedules, you can delete only tasks that have a status of Pending. You cannot delete tasks that have a status of Open or Closed. If you delete a parent task, you can choose to delete just the parent, or the parent and its children.
To delete a task:
- 
                     On the Home page, click Tasks, and then click
                             Tasks. Tasks.
- 
                     Click Actions, and then select  Delete. Delete.
- At the confirmation prompt, click Yes.