Sometimes the dashboard users may want to change schedule time for the scheduler employee. At that time you can do as the following video.
1). Click on 'Attendance' and choose 'Scheduler'.
2). Click on 'Delete' the schedule time of the employee on the day you want to change.
3). Click on '+' button and choose one of the shifts you want to add.
4). Click on 'Publish' for two times.