User's Guide Task Manager Approving or Rejecting Tasks Approving or Rejecting Tasks As an approver, you can either approve or reject a task. To approve or reject a task: Open the schedule and select the required task. From the Task Manager ribbon, click Approve or Reject. Alternatively, you can double-click the task row to open the Task Manager Task Dialog and click Approve or Reject. If the task is approved or rejected successfully, an acknowledgement message appears. Click OK.