Samsung Galaxy S6 Edge: How to Enable and Use Gesture Wake Up Feature in Android 5.1.1 Lollipop

Gesture wake up, in older Samsung Galaxy S phones we used to call it as air wake up feature, is a feature in Samsung Galaxy S6 Edge which will let you wake up the screen by moving your hand above the proximity and gesture sensor, lets you turn on the screen automatically without you have to press the Power key or Home key. It can be useful when you want to check clock, weather or other