The bottom Event tile in the "Customers" tile set reflects the current day and cycles through the scheduled events.   

You can view all of the scheduled events by navigating to the Dashboard and selecting the Planner tile or the Event tile at the bottom of the “Customers” tile set. 

Select the event. The event details will display.

Select the new appointment status and click Save.

All changes made in the planner or customer information page are saved within the DX1 system.