You can display all the running tasks on a computer in the Running Task dialog box, which allows you to view when each running task started, how long each task has been running, and the action that each task is running. You can also end a running task from the Running Task dialog box.

To display all running tasks by using the Windows interface
  1. If Task Scheduler is not open, start Task Scheduler. For more information, see Start Task Scheduler.

  2. In the Actions pane, click Display All Running Tasks…. The Running Task dialog box will appear.