1. From the clock screen, swipe left to add a widget.
   
2. Tap the Add icon.
   
3. Tap Contacts.
   
4. Tap the Add icon to add a contact to the Contacts widget.
   
5. Tap the desired contact.
   
6. Tap the desired contact to view the contact information.
   
7. Tap the Call icon to call the selected contact.