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.
This article explains how to utilize and assign speed dials that are accessed via a soft key on your phone. Note: To learn how to use speed dials that are accessed via line buttons on your phone, see the Speed Dials via Line Buttons section of the Line Button Management article.