The Contacts app uses an intelligent merge feature to combine contact info from various sources (Gmail, Microsoft® Exchange, new entries, etc.). If contact info was joined in error, the info can be separated back into individual contacts.
From a Home screen, swipe up or down from the center of the display to access the apps screen.
These instructions only apply to Standard mode and the default Home screen layout.
Tap Contacts .
Select a contact.
Tap the Menu icon (upper-right).
Perform any of the following:
To link a contact:
Tap Link contacts.
Select the contact(s) to link.
Selected when a check mark is present.
Tap LINK (upper-right).
To unlink a contact:
Tap Manage linked contacts.
Tap UNLINK located to the right of the contact(s).