LG G2 - Enable LG G2 Audio Zoom

LG G2 - Enable LG G2 Audio Zoom- Audio Zoom on LG G2 focuses the subject you want and records the sound of selected area louder and more clear.

How to Show Hide Apps on LG G2

LG G2 - How to Show  Hide Apps on LG G2.
Guest Mode on LG G2 lets you hide some of your applications, and show the other on a separated home screen

How to Block a Number On Viber Android

How to Block a Number / Contact on Viber Android
The new version of Viber on Android lets you block a number or a contact, so you won't receive any message or call from them (and you even don't notice).
See this video