If you had bought a Galaxy S5 and using it for whole day & night than its battery life isn't sufficient for you. Whenever you decide to go for travel or anywhere else, you have to put a battery charger first in your bag!! right?Galaxy S5's new Ultra Power Saving Mode take control of battery life but there still need improvement so here are some tips and tricks how to improve Samsung Galaxy S5 battery life.Set the display to auto brightness most of the time, and dial it down lower when you need to.Set Power Saving Mode to turn on automatically to start saving battery life when it hits 20% left.Ultra Power Saving Mode turns the display black and white, and limits apps for extreme battery savings.Choose a low time to increase Galaxy S5 battery life. Go toto decrease screen time and maximize battery life.Turn off NFC and Bluetooth if you don’t use them.