iPhone battery draining quickly on iOS 11? Try this. (AAPL) — Quartz
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iOS 11.4.1 - iOS 11 Draining Your iPhone's Battery? Here's How to Fix it
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iOS 11 upgrade tips: Here's how to get your iPhone or iPad ready | ZDNet
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iPhone battery draining fast all of a sudden - 10 proven fixes |Tech-addict
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PSA: If you're experiencing excessive battery drain on iOS 11.4, it's not just you : r/iphone
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iPhone 5S - Wikipedia
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How to Fix an iOS 11 Battery Drain
