Create a Contact:

  1. Open the apps drawer
  2. Launch “Contacts
  3. Access the “All contacts” tab
  4. Tap “+
  5. Enter the contact’s phone number, name, and other details in the proper fields
  6. If necessary, choose an account to sync the contact with
  7. Tap “Done

Import / Export Contacts:

  1. Tap “Apps” on the home screen
  2. Open “Contacts
  3. Tap “Menu” > “Import / Export
  4. Choose to “Import from storage”, “Import from SIM card” or “Export to storage
  5. Follow the on-screen instructions to complete the import or export

Speed Dialing a Contact:

  1. Go to the home screen and tap & hold an empty area
  2. Go to “Widgets
  3. Find the “Direct Dial” widget, then drag > drop it on top of the home screen
  4. At the contacts list pop-up, select the contact you want to link with the widget

NOTE: You can repeat the steps above to create multiple Direct Dial widgets for more contacts. You can also organize the widgets in folders on the home screen by dragging > dropping them one on top of the other.

Deleting a Contact:

  1. Launch “Contacts
  2. Tap the “All Contacts” tab
  3. Choose a contact and tap “Edit” (icon shaped like a pencil)
  4. Tap “Menu” > “Delete
  5. Tap “OK

Create a New Caller Group:

  1. Tap “Apps” on the home screen
  2. Open “Contacts
  3. Access “All contacts” and tap “+
  4. Scroll to “Groups” and tpa “Group name
  5. Tap “Create a new group” and enter the desired name for it
  6. Tap “OK” and press “Back” to save the changes

Add a Contact to an Existing Caller Group:

  1. Launch “Contacts
  2. Access “All Contacts
  3. Tap and hold the contact you want to add to the group
  4. Tap “Edit” > “Group name
  5. Select a group and tap “Back” to save

Manage the Call Log:

  1. Open “Phone
  2. Tap “Menu” and go to “Call history
  3. Tap a call log entry and tap “Details” for more information
  4. To clear the call log, tap “Menu” in the “Call History” menu, and tap “Clear call log

See More: OnePlus X: Manage Contacts, Caller Groups and the Call Log