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Q: I have installed iOS 7.1 on my iPhone 4. Now my battery only lasts 12 hours?

I have installed iOS 7.1 on my iPhone 4. Now my battery only lasts 12 hours?

iPhone 4, Mac OS X (10.6.6)

Posted on Apr 14, 2014 12:25 PM

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Q: I have installed iOS 7.1 on my iPhone 4. Now my battery only lasts 12 hours?

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