Un feature la iOS 8 that has not been talked a lot and too few users iPhone or iPad I know it, is the ability to respond quickly to messages (SMS or imessages) Directly from Lock ScreenURL phone, without the need to use PINCPC or Touch fingerprint ID to unlock the iPhone.
The quick answer - Quick Reply - Can be done in two ways. Whether the sceenCPC blocked (Condition is that for "Messages"To have activated the option"Show on Lock Screen') Or the Notification Center.
So when you receive a message glide on it at right to left to enter the "Reply", then we can enter text at the top of the display.
If you do not have activated the preview of messages (SMS or iMessage) In Lock Screen, but you have access to Notification Center when the screen is locked, you can do the same here.
open Notification CenterThen drag the message to respond quickly without the need to unlock the screen iPhoneacquis or iPadacquis.
How to Quick Reply to the Message / iMessage from iPhone / iPad Lock Screen or Notification Center
This feature is available on all the devices and iPhone iPad 3G/4G iOS 8, including iPhone 4S, iPhone 5, iPhone 5S, iPhone 5C, iPhone 6, 6 iPhone Plus, iPad Air Cellular.