What is DisplayPort? DisplayPort is a digital display and data transfer interface developed by the Video Electronics Standards Association (VESA) in 2006. Like its contemporary competitors, HDMI and Thunderbolt, it is a composite format capable of carrying video, audio, and data simultaneously.
Locked Home Screen. One meaning of the term locked iPhone refers to an iPhone with a locked home screen. All iPhones have a lock feature that allows a user to lock his home screen when the phone is not in use to prevent him from accidentally activating the touch screen while the phone is in his pocket.
Configure settings for locking the screen to improve security. 1  Press and then touch Settings Lock screen Screen lock. 2  Touch Screen lock to select a new screen lock. 3  Then configure the options for that screen lock. 4  Swipe: When enabled, you unlock the tablet by swiping your finger across the screen.