Ios 15.1 battery drain

Updating 15.1 killing the battery life of my iphone 13 pro.

6% for a 5 minutes phone calling and 2 minutes of you tube video.

Anyone have same problem?

iPhone 13 Pro, iOS 15

Posted on Oct 27, 2021 1:08 PM

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Question marked as Top-ranking reply

Posted on Nov 20, 2021 4:45 AM

I had same problem with my iPhone 12 Pro Max after upgrading to iOS 15.1. After troubleshooting with online support and then at the genus bar, we decided to perform a device reset but kept the data on the device. Since then I’ve restored my phone’s normal battery life of practically a full days use like I had before. Hope that helps someone else facing this issue.


Settings>General>Transfer or Reset Phone>Reset>Reset All Settings

193 replies

Nov 4, 2021 6:28 AM in response to simoneas7

I don’t buy into the not apple fault, they messed up big time with 15.1. Any of the 14 or 15.0 had no such issues and the support are giving customer excuses instead if involving the developers as they should.

They did not mention anything about battery management changes specifically in version 15.1 - it is mostly extra features for iPhone 13, etc…

The QA guys there don’t do the job and approve buggy versions, btw version 15.0.1&2 had other problems like app freezes and iOS crushes once in a while(I experienced those, though they might be related to apps incompatibility with iOS - iOS need to protect itself).

I’m disappointed with Apple(reconsidering the plans to upgrade to iPhone 13, if this saga continues - I’ll be better off with a google pixel).

Nov 4, 2021 4:43 PM in response to simoneas7

Same here, I’ve had the iPhone 12 Pro Max since December (not even a year old.) And my battery has gone to ****, I used to get an easy 2 days out of my phone. Now I’m lucky if I can get 8 hours on a good day!! Weirdly enough it’s been happening since iOS 14.6 but apple refuses to fix their iOS and make it bug free!!! This might be my last iPhone because of how pathetic Apple is with this stuff. Spend months testing a new ios only for it to be filled with bugs and battery drain.

Nov 12, 2021 3:43 AM in response to jdo_apple

In 15.1 battery drain so much faster i done a lot of customisation to reduce battery drain but its keep draining

i done limit frame rate

Reduce motion

background app refresh stopped

location services turn off which one is not useful

reset network settings

and many more but still keep draining

even I restored my phone as well

i think ios 15.0 was much batter than ios 15.1

Nov 12, 2021 12:15 PM in response to simoneas7

I agree I do believe there is some type of pre-designed drain that Apple have worked into the software. The battery used to work great but they probably realized that not many people would buy new batteries so they’ve organized a systematic battery drain. My battery no matter what the usage seems to go down the same level and I end up at the same level at the end of the day. I.e. about 10%. It is actually pretty shocking that they are getting away with this. I have a iPhone max pro 12.

Nov 15, 2021 3:43 AM in response to simoneas7

Time to time the same issue comes again and again after iOS updates... :( I have the same issue with iOS 15.1 (had it with some iOS 14.x, don't remember exactly) and there is no specific app which is shown as a battery eater (and I don't use Safari at all): so, the battery is drained by some system processes. It would be great if Apple published their update ONLY AFTER THEY TESTED BATTERY LIFE AND RESOLVED BATTERY DRAIN ISSUE IF FOUND.

Nov 27, 2021 6:08 PM in response to jasonflying

Same here, Xs Max and I get a fraction of the battery life I used to. I am also having significant issues with my hearing aides and the Oticon On app since the update. The hearing aides continue to shut down repeatedly, making life very difficult to simply function as I have an 80% loss in one ear and 60-65% in the other. Then I have to worry about my battery cutting out really fast now as well! Give us a patch!!!

Dec 9, 2021 4:54 AM in response to simoneas7

Same problem. I’ve tried everything suggested online from hard resetting to reset all settings. Now I have other problems as well as some apps not showing up in the notifications settings so I can no longer get notifications for apps like Amazon or Outlook. It’s been a nightmare since I upgraded and it’s been longer than a month no new updates.

Dec 11, 2021 7:47 AM in response to simoneas7

I own iPhone SE, my battery was massively depleted. Before the update - I could go 3 days without charging. Right after the update, I noticed a drastic drop from 79% at 10pm to 1% the next morning. I recharged the phone and the next night I was again at 81% when I actually turned off the phone and the next morning after a restart the battery level was at 40%.

Does anyone know why this update is so corrosive to battery life?

I like my phone (it fits perfectly in my side pocket and does what I need it to do), but if the rumors are true, that apple does create these updates to tax the battery and force the sales of new phones - then I think I will be looking at Android for my next phone.

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Ios 15.1 battery drain

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