To change an existing task by using the Windows interface
If Task Scheduler is not open, start Task Scheduler. For more information, see Start Task Scheduler.
Find and click the task folder in the console tree that contains the task you want to change.
In the console window, click the task that you want to change.
Click Properties in the Action pane. The Task Properties dialog box will appear.
In the Task Properties dialog box:
Click the General tab to view the task's general properties that you can change. For more information about these properties, see General Task Properties.