Samsung Galaxy J3 Eclipse User Manual page 62

Export contacts
Manually back up contacts to an installed memory
card (not included).
1. From Apps, tap
Manage contacts.
2. Tap Import/Export contacts.
3. Tap Export and follow the prompts.
Apps
Contacts > More options >
Link or unlink contacts
Consolidate contact information from multiple
sources into one contact by linking entries into a
single contact.
1. From Apps, tap
contact to select it.
2. Tap Details >
3. Tap contacts to choose them.
4. Tap Link.
To unlink contacts:
1. From Apps, tap
contact to select it.
2. Tap Details >
contacts.
3. Tap Unlink beside contacts to unlink them from
the main contact.
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Contacts, and then tap the
More options > Link contacts.
Contacts, and then tap the
More options > Manage linked