Navigate to Scheduling >> Patient Scheduling.
After that navigate to Patient Scheduling or Scheduling by Clinician.
In Patient Scheduling and Scheduling by Clinician only the appointment view changes. The functionality remains same.
Following steps are applicable to both Patient Scheduling and Scheduling by Clinician.
Click in empty cell where there is no appointment or right on the cell where no appointment is created then click "Add Appointment".
Enter patient number, other appointment parameters and then click "Save Appointment".
Confirmation message is displayed after appointment is created.
Save appointment is displayed on calendar.