iOS 11.4 battery drain

Hello there.

I am an owner of an iPhone 6s plus and i had installed iOS 10 since last month and honestly i was very happy with it. No problems at all.

I decided to move forward and update the iOS to 11.4. Since then the battery consumption changed a lot. I have my phone charged every few hours and honestly and I can't figure out what's happening. With iOS 10 I had a day battery life.

Is there something I did wrong? Does anyone encounters the same problem? According to the device, my battery health is 84%


Note that the update was made from the device itself

iPhone 6s Plus, iOS 10.2.1

Posted on Jun 5, 2018 7:36 AM

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Posted on Jun 11, 2018 6:45 AM

I was experiencing the same issues on my wife’s 6S and on an iPad Air, but not on my X. It appears to have been a network issue since I was having different behavior on different wifi networks both on and off. After the usual Restart, Hard Restart, disabling most of the location settings, what ended up solving it for me was resetting my network settings under Settings > General > Reset > Reset Network Settings.

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iOS 11.4 battery drain

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