How does iOS 9’s Low Power Mode extend iPhone’s battery lifeOne of most useful features in iOS 9 is the Low Power mode, which extends battery life by an additional 3 hours.
Low Power Mode can be enabled manually at any time through the Settings app, and you get an option to enable it when you get an alert when 20 percent and 10 percent battery is remaining. Once enabled, you can either disable it manually, or your iPhone will turn it off automatically when it hits 80 percent charge.
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How does iOS 9’s Low Power Mode extend iPhone’s battery life
