How to increase Android phone battery backup?

If you want to increase your smartphone battery backup then you will need to follow these useful steps

First Step: Tap Play Store icon on your Smart Phone.

Second Step: Type Google now launcher


Third Step: Now Install this free Launcher

Forth Step: Tap Open button of the launcher and select Google now launcher and tap always option

And now see the difference

Optional

• Delete unused apps from your smart phone if you don't need them