How to make calls directly from Recents and Contacts page?
Tap the ‘Recents’ icon at the bottom brings you the ‘Recent Calls’ page. The green icons are for the outgoing calls you’ve made and the bule ones are the incoming calls. You dial the number,for example,you will get to the page as following.You can dial the number directly by tapping on ‘call’ button or tap on the button ‘Add to Addressbook’ to add the number to your addressbook. Tap the ‘Contacts’ icon at the bottom brings you the ‘Contacts’ page showing all the contacts you’ve stored in your IPhone Contacts. Tap on a contact brings you to the following page showing the contact details. On this page, You can call this contact by tapping the number.