LG G3 - Manual (Page 76)

Contacts 67
Join and Separate Contacts
When you have two or more entries for the same contact, you can join them into a single entry. You
can also separate contacts that were joined.
1. Tap > > Contacts.
2. Tap > Manage contacts > Join contacts.
3. Select a tab at the top of the screen.
l
Tap Join suggestion to select entries to merge.
l
Tap Joined contacts to select entries to separate.
4. Checkmark the entry (or entries) you want, then tap Join or Separate.