In Settings, you can adjust what is shown on the external display and what happens when you flip the phone open or closed.
Go to Settings > External display > Clockfaces.

You can swipe left/right to move between panels.
Go to Settings > External display > Panels, then:


To change who shows on the Contacts panel, use the Contacts app to add or remove contacts from your 
Flip your phone open to answer an incoming call, and close it to end a call.
To change how your phone handles calls:
Adjust settings:
