the scheduled task you should:
1. Right click on the program's tray icon(which is located in the bottom right-hand
corner of your screen) to select Show tasks list on the pop-up menu to get the scheduled tasks list.
2. Select a scheduled task.
3. Click Delete/Clear button to delete
a selected task or delete all tasks.
Alternatively, click Delete All Passed/Delete All Disabled under the Delete DropdownMenu to delete all the passed scheduled tasks or all the disabled scheduled tasks.