Tap Calendar.

Tap the new appointment icon.

Tap Subject and key in a subject.

Tap the fields below "When" and follow the instructions on the display to select date and time for the appointment.

Tap the field below "How long" and follow the instructions on the display to select the duration of the appointment.

Tap more details and follow the instructions on the display to key in more information, such as location and reminder.

Tap the save icon.

Tap the Home key to return to the home screen.