Create a Contact:

  1. Open “Contacts
  2. Tap “+” and select to store the contact on “Phone” “SIM” or sync it with “Google
  3. Add the contact’s phone number, name, and other optional details in the appropriate fields
  4. Tap “Done

Import/Export Contacts:

  1. Launch “Contacts
  2. Tap “Menu” > “Settings
  3. Access “Manage contacts” and tap “move contacts from phone
  4. Select an existing account to use for syncing and tap “Move” > “Import/Export contacts
  5. Perform one of the following steps:
    • When importing contacts: tap “import” > “SD card” select the contacts and tap “Internal storage” > “Done” > “Import” > “OK
    • When exporting contacts: tap “Export” > “SD Card” select the contacts and tap “Done” > “Export” > “OK

Add Contacts to Speed Dial:

  1. Launch “Phone
  2. Go to “Contacts
  3. Tap “Menu” > “Speed dial
  4. Select the speed dial key you want to use
  5. Select the contact/phone number you want to associate with the speed dial key

Delete Contacts:

  1. Open “Contacts
  2. Tap the contacts you want to remove
  3. Tap “Menu” > “Delete” > “Delete

Create a Caller Group:

  1. Launch “Contacts
  2. Tap “Menu” > “Groups
  3. Tap “Create
  4. Enter the desired group name
  5. Optionally, set a group ringtone
  6. When ready, tap “Save

Add Contacts to an Existing Caller Group:

  1. Open “Contacts
  2. Tap and hold the contact you want to add to the group
  3. Tap “Details” > “Edit
  4. Tap “Group
  5. Tick the check box associated with the desired caller group
  6. Tap “Back” > “Save

See More: Samsung Galaxy J2 Core: Manage Contacts, Caller Groups, and Speed Dial