You can combine duplicate contacts from your local address book and online
accounts into one
Enable selection mode by pressing the tick button above the contact list.
A checkbox will appear next to each contact. Tick the checkboxes next to the contacts that you want to merge.
Press
You may want to unlink contacts if you accidentally linked contacts which should not be linked.
Select the contact you wish to unlink from your list of contact.
Press
Press
Press
Close the window once you have finished unlinking the entries.
Press