How do I add an appointment?

Tap on 'Manage' on the bottom menu

Tap 'Appointments'

Tap 'Add an Appointment'

Set the date and time, sync with your Google Calendar, then tap 'Done' to save

Tap on 'Manage' on the bottom menu

Tap 'Appointments'

Tap the + icon on the upper right corner

Set the date and time, sync with your Apple Calendar if needed, then tap 'Save'