From the Lock screen, quickly tap Missed call twice.
Recently missed calls will appear here as notifications.
Touch and hold the recent call you'd like to add as a contact.
Tap the Add to a contact icon.
Tap Create new contact.
If prompted, select your contact storage location.
Enter the contact's first name and last name.
Scroll to the Email field.
Tap the Email field.
Enter the contact's email address.
Tap SAVE.
You've completed the steps!
