71      iPhone_iPad_Mac_apple

Battery drained very fast

Hello, I have iPhone 7, after upgrading to iOS 11 my battery drained very fast

Hi Salehahmad1980,

See the following pages for guidance.

iPhone Battery & Power Repair

https://support.apple.com/iphone/repair/battery-power

Maximizing Battery Life and Lifespan

https://www.apple.com/batteries/maximizing-performance

All the best.

最後更新：2017-09-23 04:58:10

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