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saksham vijan

macrumors newbie
Original poster
Jun 8, 2019
29
1
I have bought my 11 pro on 5.10.2019 and after 2 months the battery health is at 96%.Previous week it was at 97% within 1 week it drop down to 96%.Please help on what to do
 
I use my handset as and when I need to. I put it on charge using an iPad charger daily whenever I am at my desk. Sometimes I need the charge, sometimes I do not as battery is at 60% or above, but I put it on anyways. I really don't take any extra special care for the battery at all, yet my battery health is at 99%.

Personally I think people stress about battery health way too much. A drop from 97% to 96% health will hardly be noticeable in day to day usage, unless your mind is playing tricks on you!

Ignore it. Use the phone as intended. Its still under warranty - if its gets really low in a few months, or towards the end of the warranty period, then take it in for replacement. If Apple diagnostics currently state there is no issue then its unlikely Apple will do anything about it anyways.

Stop worrying and enjoy the phone.
 
I use my handset as and when I need to. I put it on charge using an iPad charger daily whenever I am at my desk. Sometimes I need the charge, sometimes I do not as battery is at 60% or above, but I put it on anyways. I really don't take any extra special care for the battery at all, yet my battery health is at 99%.

Personally I think people stress about battery health way too much. A drop from 97% to 96% health will hardly be noticeable in day to day usage, unless your mind is playing tricks on you!

Ignore it. Use the phone as intended. Its still under warranty - if its gets really low in a few months, or towards the end of the warranty period, then take it in for replacement. If Apple diagnostics currently state there is no issue then its unlikely Apple will do anything about it anyways.

Stop worrying and enjoy the phone.

Its still under warranty - if its gets really low in a few months, or towards the end of the warranty period, then take it in for replacement.
Stop worrying and enjoy the phone


I think thats the right way... wait a few months, use your phone.. and after a few months take a look again.. if it is above 80% everything is ok.
 
The iPhone battery health app isn't accurate. It's only a guess. And coconut battery definitely isn't accurate. There's no way any engineer has figured out a way to accurately calculate remaining battery health of a Lithium ion battery. They're all estimates.
I'd give its accuracy a +- 8%
 
I have bought my 11 pro on 5.10.2019 and after 2 months the battery health is at 96%.Previous week it was at 97% within 1 week it drop down to 96%.Please help on what to do

i had the same problem with my iphone xs... after about 2 weeks the battery capacity showed about 98%... after a few weeks it dropped to 96%... but at 96% there was no change, even after a month...

i would suggest to watch the battery capacity every week, maybe it stands still at 96%

you have warranty for the battery when it gets under 80% in one year.

Here is a link from the apple homepage:

Depending upon the length of time between when the iPhone was made and when it is activated, your battery capacity may show as slightly less than 100%.

Your battery's maximum capacity
The Battery Health screen includes information on maximum battery capacity and peak performance capability.
Maximum battery capacity measures the device battery capacity relative to when it was new. A battery will have lower capacity as the battery chemically ages which may result in fewer hours of usage between charges. Depending upon the length of time between when the iPhone was made and when it is activated, your battery capacity may show as slightly less than 100%.
A normal battery is designed to retain up to 80% of its original capacity at 500 complete charge cycles when operating under normal conditions. The one-year warranty includes service coverage for a defective battery. If it is out of warranty, Apple offers battery service for a charge.
 
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What does Coconut Battery / iMazing show?
I don't know what to take out of this
D84C88D9-893D-4DF7-80C0-2A26003A4877.jpeg

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sure... don't forget: you have a new phone. everything is new, there are a couple oft updates (or you download new apps) - and this needs CPU power which needs battery.
also on a new phone, you spend more time (maybe playing with the new camera or so on..) so there is more screentime at the beginning than in "normal" use...
Okay.
What if the battery health gets reduced again.?
Then what i should do.?
 
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I always charge my iPhone at around 30% or 50% and let it charge to 100%.Never drain my battery to 0% then charge it again.I do play 15-20 minutes of game in a day.I don't use my iPhone while charging, i remove the case, turn wifi and bluetooth off, cellular data off as well as well as auto brightness is turned off.I let my iPhone charge to 100%.Then start using it again

Then that capacity loss is not normal. You should just use it the way you like. If there is a problem with the battery this way, most likely it will manifest within the year before your warranty expires. You could still talk to the authorised service centre for your peace of mind. See what they offer.

I do not think there is any need to remove the case, turn off WiFi and Bluetooth and cellular data even!

Also, since you mentioned automatic brightness is off, what is your usual brightness? Again, high brightness would only consume the battery faster and that means charging sooner, but it should not cause a 4% drop in capacity in two months.
 
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Wow, my launch-day 11 Pro Max battery is already at 97%. I remember it took my iPhone X more than a year to reach 97%. My charging pattern has not changed, so not sure what's going on.
 
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i have heard from people that once it drops to 96 or 97%.It stay there for like months.Then it will drop.
Is that can be the case.? Have you heard about this before.?
Certainly been mentions of that too. As been mentioned in this thread and other threads, these things are estimates and aren't linear.
 
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I am starting to think that iPhone 11 Pro and Pro Max have some issues with battery.
It can be the case or it is just a software bug which is showing battery health degrading

If I say that my launch day 11 Pro just dropped to 99%, would that convince you otherwise?
Those things are estimates and without proper equipment you can’t really calculate the capacity accurately.
 
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what if my SOT has reduced.?

Slight decrease in usage times is normal. But if it’s really noticeable there could be other factors like the iOS itself. Wait for the official 13.3 and set it up as new if you could. That way you can rule out the software as the cause.

Edit: If the temperatures are high enough where you live it could affect the usage times too. That of course includes playing high intensity games and charging the iPhone when it’s hot outside.
 
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I have bought my 11 pro on 5.10.2019 and after 2 months the battery health is at 96%.Previous week it was at 97% within 1 week it drop down to 96%.Please help on what to do

Not normal. Maybe contact Apple and pay them for a battery swap if you’re in India?
 
They ran the diagnostics and said everything is okay.They won't swipe the battery

Many stores agree to swap if you’re willing to pay for a fresh battery. They won’t do it for free. Which city are you in?
 
Possibly due to the heat from fast charging. I wouldn’t worry too much about it. If you’re planning to purchase a new battery, I wouldn’t bother with it until it’s about 85%. To get a better idea, you’ll need to check how many cycles on the battery.
 
I don't charge it with fast charger that comes with the box.I charge it withh 5W charger.
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Battery cycle shows 53.
 
Reset all settings.?

Yes start everything new. As if, it is a New Phone that you are activating for the first time. Take a Data Back Up and do it. I am not saying it will for sure 100% rectify your problem. But you can try it.
 
I have tried all the troubleshooting steps.The one you are saying is.
I have already done that.
 
I have bought my 11 pro on 5.10.2019 and after 2 months the battery health is at 96%.Previous week it was at 97% within 1 week it drop down to 96%.Please help on what to do

Calibrate once. Then DFU restore without backup.
 
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