iPhone 15 Pro Battery Drain Issue

I have bought iPhone 15 pro recently. The expectation is battery should be efficient, but is performing poor than iPhone 11. Especially Findmy app is used all night. The battery went down from 55% to 32%. Please help me to fix this?


-SK


[Re-Titled by Moderator]

iPhone 15 Pro, iOS 17

Posted on Sep 24, 2023 9:15 PM

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Question marked as Top-ranking reply

Posted on Oct 13, 2023 7:23 AM

I've finally found a solution to the battery draining issue that many of us have faced after transitioning to the 15 Pro. Here's what you can do to overcome it. My phone used to drain so rapidly that I had to charge it twice a day.


The root cause of this problem seems to be related to how the backup from the previous model is transferred to the new one. It appears that some apps aren't fully compatible with the 15 Pro.


Here's a step-by-step guide to resolving this:


1- Take your phone to an Apple Store or Genius Bar and explain the issue.

2- They will perform a hard reset on your phone.

3- Only photos and contacts will be restored initially.

4- They might guide you on how to download your apps, but you can also do this through the App Store. Click on your profile (top left) and navigate to 'Purchased Apps' to reinstall them.

5- Allow your phone to charge until it reaches 100%. Please note that the first charge might take longer than usual.


I managed to fix my phone yesterday around 6 pm and charged it to 100%. Twelve hours later, the battery level had dropped to 88%.


P.S. It's advisable not to attempt the reset on your own. The Apple Store has specific software for this purpose and it's not recommended to perform a factory reset through the phone for the iPhone 15 Pro.

481 replies

Nov 17, 2023 11:45 PM in response to rochelle185

Battery usage last night, while in Sleep Focus Mode active and:

  • Location services OFF
  • Background app refresh OFF
  • BT off
  • FindMy OFF
  • All apps closed
  • Phone rebooted.

I also disabled the WiFi but in the morning it was ON again, by itself. :/

But anyway, I see FindMy again on the list even though it was turned of and in the morning I checked it was off.

Nov 20, 2023 3:37 AM in response to SPS28

Below there's a pic with my older iPhone 14.

I have transferred all apps/data/settings from my 15Pro (battery usage in previous posts) and I have made sure I have enabled:

  • FindMy
  • Location Services
  • Cellular and WiFi
  • Background app refresh

Only Siri was not on.

Also, did not close any apps before going to sleep. This phone used 0% battery overnight, even though during 1AM-6AM, "FindMy" is the only active app listed with 100%. But it's 100% of nothing.

Nov 26, 2023 10:18 PM in response to jlifeaddict

I was told while making a claim, that the phone had to be factory reset then it would charge.


I haven't done it yet because this iPhone barely hit the ground at low speed and it cracked like a wine glass it's weak.


I have a new Samsung it fell out of my pocket and landed on the cement nothing happened to it. It reminds me of a 1976 Grand Prix I had it was a tank I hit a car in the side the car was toast, and all the 76 had was a broken left turn signal lens.


I just got my license “Rookie” lol

Nov 27, 2023 3:15 AM in response to fxg44

@fxg44: now I've read better your post, so no OS update, the problem just disappeared for you. Same thing happened to me back on 7th of October, but the problem reappeared on the 24th of October, so the good times only lasted about 2 weeks for me. Disappeared for no reason, reappeared for no reason... I have the screenshot only from when it reappeared (on the right side, it should be obvious):

Nov 28, 2023 5:34 AM in response to saravanan81

I got my new 15pro 4 weeks ago and, until yesterday, it worked perfectly. Very suddenly it started losing battery power at 50% an hour and that’s without even using it!! I closed all apps, deleted any recently downloaded apps and switched it to battery saver mode. I’m running the latest version (17.1.1) It was fine for a few hours and then it happened again. I’m leaving on a trip tomorrow and I need a working phone! Does Apple have a fix for this??

Dec 1, 2023 3:19 AM in response to saravanan81

i’ve had the iphone 15 pro for 3 weeks now and at first my battery life was AMAZING. like i would only lose 45% in a matter of two days despite heavy usage. but now my battery is starting to drain fairly quicker: for instance, my phone when i first got it wouldn’t lose a single percentage when i wasn’t on it, but now even when i’m not on it, it’s losing over 10%.

Dec 1, 2023 4:13 AM in response to RD2905

RD2905 wrote:

There isn’t any fix except waiting if apple fix if in the next update.. I’ve been facing the same issue from last one month and nothing worked. I gave up my hope. Maybe if we all can start tagging apple on twitter they will notice the issue and fix this otherwise it’s not gonna fix. 😢

So I can already tell you that in the next update, which is 17.2 the battery drain is still an issue

Dec 1, 2023 6:02 AM in response to saravanan81

My mom recently bought the 15 pro max, her phone is doing the exact same thing. Battery health is at 100%. She will leave the house in the morning around 7am, her phone is dead by 12pm!?! The real question is when is Apple going to fix this??? She has been chatting with Apple support for weeks, they keep telling here there is nothing wrong because her battery health is at 100%.. but if there is nothing wrong why does her phone battery only last 5 hours??

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iPhone 15 Pro Battery Drain Issue

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