Create a New Contact:

  1. Launch “Contacts
  2. Select to store the contact on the “Device”, “SIM card”, or to sync it with a “Google” account
  3. Enter the contact’s name, phone number, and other details in the appropriate fields
  4. Tap “Save” to store the contact

Import / Export Contacts:

  1. Open “Contacts
  2. Tap “More
  3. Go to “Settings” > “Import / Export contacts
  4. Choose to “Import” or “Export
  5. Perform one of the following steps:
    • When importing contacts: select the contact location and tap “Device
    • When exporting contacts: select a destination, a contact, and press “OK” to confirm

Add a Contact to Speed Dial:

  1. Open “Phone
  2. Tap “More” > “Speed dial
  3. Select the speed dial number you want to use
  4. Choose the contact you want to link with the dial number
  5. Tap “Back” to confirm the changes

Delete a Contact:

  1. Launch “Contacts
  2. Select the contact you want to remove and tap “More
  3. Tap “Delete” two times to confirm

Reset the Call Log:

  1. Open “Phone
  2. Go to the “Logs” tab
  3. Tap a call log entry to view more details about it
  4. To clear the call log, go to “Logs” and tap “Menu
  5. Then, tap “Settings” > “Edit
  6. Check “All” and tap “Delete

Create a Caller Group via Contact:

  1. Open “Contacts
  2. Tap a contact to use for creating the caller group
  3. Tap “Edit
  4. Go to “Groups” and tap “Create group
  5. Enter a name for the group and tap “Create
  6. Tap “Back” > “Save

Add A Contact to an Existing Caller Group:

  1. Open “Contacts
  2. Select the contact you want to add
  3. Tap “Edit” > “Groups
  4. Tap the group you want to add the contact to and press “Back
  5. Tap “Save” to confirm the changes

See More: Samsung Galaxy On7 Pro: Manage Contacts & Caller Groups; Clear the Call Log