Toggle Android Battery Saving Mode

1. Swipe down from the top of your screen to see your quick settings above the notification bar.
2. If needed, swipe down again to see more of the quick settings. You can also navigate this menu by swiping right and left.
3. Find and tap battery saving mode
4. Select the mode you want. You can either raise the power saving mode or turn it off.

Why this works:

Turning on Android battery saving mode can help save your battery. Turning off battery saving mode can help your phone run faster.