Recorded in several spellings including Langston and Langstone, this is an English surname. It is of locational origin from any of various places so called but specifically Langston in the counties of Devonshire and Hampshire.
Use Speed dial to call a phone number with a single tap. 1  Open the Phone app. 2  Tap. 3  You can also press and hold an unassigned key on the dialpad, and then tap Yes. 4  Select a contact from the list. 5  On the Speed dial screen, choose the phone number of the contact to use, and a speed dial key to assign. 6  Tap Save.
Assigning numbers to speed dial. Not every Android phone features speed dial. To see whether yours does, heed these steps: Start the Phone app. The Phone app icon is found on the Home screen. Display the dialpad. Touch the Action Overflow icon. If you donât see the Action Overflow icon on the screen, touch the Menu icon.