Editing from the Contact List
Click the Contacts tab at the top of the screen.
In your contacts list, there will be an Edit (pencil) Icon on the right side of the screen (pictured below).
Click the Edit Icon.
The Edit Contact window will appear.
Update the person's contact information. When finished, click on the blue Save Contact button to save your changes.
Editing from the Details Page
Open the Details Page for the contact you'd like to edit.
In the upper right-hand corner of the screen, click the Edit button (pictured below).
The Edit Contact window will appear.
Update the person's contact information. When finished, click on the blue Save Contact button to save your changes.