Battery life in the latest iPhone models is more important than ever, whether you're taking advantage of the physically larger cells in the iPhone 17 Pro -- the "best battery life of any phone that CNET has ever tested," CNET Managing Editor Patrick Holland said in his review -- or getting the most out of the thin battery in the iPhone Air . And software now also plays a big role.

A new feature in iOS 26 called Adaptive Power is enabled by default on Apple's latest phones, but is also available on older models that support Apple Intelligence .

Currently, the iPhone uses as much power as it needs to perform its tasks. You can extend battery life by doing a number of things , such as decreasing screen brightness and turning off the always-

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