battery drain after update to iOS 11.3.1

Hi,

After I updated my iPhone 7 from iOS 10.3.3 to 11.3.1, I faced with heavy battery drain.

I updated most of the apps and also restart the iphone two times but the problem still exists.

The battery health shows 85% maximum capacity as well as supporting the normal peak performance capacity.

iPhone 7, iOS 11.3.1

Posted on Apr 30, 2018 6:32 AM

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Posted on Apr 30, 2018 6:35 AM

It's normal for the battery to drain at a slightly higher than normal rate for the first few hours after a system update as several database indices need to be rebuilt.


If you are still seeing heavy drain after about a day of operation, check your Battery tab for any app that may be using more power than usual.

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battery drain after update to iOS 11.3.1

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