Call a contact in your address book
You can make a voice call by finding the number in your mobile phone's address book. Before you can call a contact in your address book, you need to create a contact in the address book.
Call a contact
Tap the required contact.
Tap the required number.
Tap the end call icon.
Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.