As you may notice, this integrated scheduler will allow you to

Add, cancel and edit new appointments.

But introducing further each function available in this scheduler, it is important to highlight:

The time sheet shown in this dialog is for the owner of the handheld only

Appointments shown in red are those scheduled for the active patient, otherwise they are drawn in blue.

Anytime there's only one active patient. If you use any function in the integrated scheduler, it will deal only with that active patient.

  

When over, click on the Ok button.