0
votes
2answers
16 views

Does the iPad draw more current when charging?

I seem to be able to charge my iPhone 5 on a variety of USB chargers (car ones included). My iPad retina (iPad 4) seems to be very fussy about which chargers it will actually charge up on. (The ...
0
votes
0answers
34 views

Need to drain (powered down) iPhone4s' battery.

in summary, i think my 4s is having some battery calibration problem. started with batt % dropping rapidly to 1%, but managed to on itself after i charged it for abit. stayed at 1% for the entire ...
0
votes
2answers
39 views

Can an iPhone be force started before the 15 minute recharge period?

There are times when the iPhone is at low battery level that it turns itself off. Sometimes, it maybe when I am going to charge it but looking for where my cable is, it turned itself off. So I ...
1
vote
1answer
93 views

Battery issue with iOS7 and iPhone4

So, I have IOS7 installed in my iphone 4. I first noticed this bug as follows: When I get home around 18h I plug-in the computer, and at around 23h before going to bed it's already 100% for some ...
1
vote
2answers
2k views

Why does my battery drop with 1% within a minute after removing the charger?

I just got a new iPhone 5S a week ago. Works perfectly aside from the fact that the battery tends to act weirdly. As mentioned in the title, when I remove the charger the battery percentage drop by a ...
-1
votes
1answer
644 views

White screen problem in iphone 3gs

Hello i have iPhone 3 gs and i have amazing problem when i lock my phone then after 15-20 seconds its shows white screen then i have to restart it what to do in this case is this a battery problem ? ...
0
votes
3answers
2k views

Why the iPhone doesn't automatically switch 3G off when connected to a wireless network?

This doesn't make any sense to me: why the iPhone doesn't automatically switch 3G off when connected to a wireless network? I always thought iPhone did that since the very beginning and my battery ...
2
votes
2answers
1k views

iPhone 5 shuts down at 25% on iOS 7.0.4

My iPhone 5 has been shutting down earlier than normal at lower battery levels. First, it started to shut down around 10%, then it increased to 15%, 20%, and finally 25%. I used to be able to run it ...
0
votes
0answers
27 views

iPhone 4 doesn't power on, but is recognised by PC

My fiancée's iPhone 4 doesn't seem to want to boot. I originally thought it was just not charging, but my PC recognises it when I plug it in via USB. Might just be that the USB logic (e.g. FTDI) ...
3
votes
0answers
227 views

iPhone 5 Battery - Help me diagnose issue

I'm having a weird issue with my iPhone 5, that I think is related to the battery, but might be something else. Symptoms The battery indicator is wrong. It sticks to the value it fetches when ...
0
votes
1answer
175 views

How to get Apple to repair iPhone under statutory warranty?

My iphone 5's battery after a bit more than a year is dying. I bought the iPhone via the German Apple Online Store. Hence I have 24 months of EU statutory warranty. The iPhone is otherwise in great ...
1
vote
1answer
2k views

How do you turn on a iphone 4 when your power button doesn't work and your phone wont charge?

This is the second time my phone turns off on full battery and I cant turn it back on last time i waited two days i guess it drained the battery and all but this time my phone was on 30 % I've called ...
3
votes
1answer
10k views

What causes iPhone low battery crashes? Is there a software fix?

Some iPhone users (especially those with devices that've been in use for a while) encounter a problem where the device crashes once the battery gets low. For example: "After updating to iOS 7 ...
3
votes
1answer
461 views

Regular crashes on iPhone 4S/iOS 6.1.1: due to old battery, or because of updated-for-iOS-7 apps?

For the past 6 weeks, 2-3 times a week my two-year-old iPhone 4S (with no replacement parts) has crashed in the middle of use. I get a black screen with a spinner, and then it powers down. After ...
7
votes
6answers
27k views

Battery diagnostic tool at Apple Genius Bars

I have a one-year old iPhone 5 and it's battery performance has dramatically decreased over the last few months. As I could use my iPhone for over 24 hours a year ago, the lifespan has halved by now. ...
3
votes
1answer
3k views

Does Battery Usage/Percentage need to be calibrated again?

I recently installed iOS 7 on an iPhone 4S. Does the Battery Usage/Percentage (as shown in the top-right corner of the screen of the phone) need to be calibrated again (by letting the battery fully ...
0
votes
0answers
173 views

Has anyone had troubles with an iPhone 4's battery life failing after upgrading from iOS 6 to iOS 7?

After I upgraded my iPhone 4 from iOS 6 to 7, I have experienced my phone running out of power before the end of the day on a night charge (I know it's easy to run a full charge down during the day if ...
2
votes
1answer
134 views

How the low battery message graphic is loaded?

When your iPhone battery is "almost" dead, it turn off, and then if you want to turn it on again it loads this very informative graphic: The problem is that when you turn on "power button" this ...
2
votes
1answer
80 views

Unsold iPhones & Battery Life

There is a lot unsold iPhones 4s on the Apple Store. According to the "About iPhone Batteries", iPhone's battery should be regularly charged. But in case that the battery is not charge after the ...
5
votes
2answers
2k views

What's the difference between the battery of iPhone 5s vs iPhone 5?

Do they have the same capacity and/or run time for certain identical tasks? I know iPhone 5's battery has a charge capacity of 1440mAh. Has this been improved in the new iPhone 5s and/or iPhone 5c?
6
votes
1answer
17k views

How can I assess the health of my iPhone 5 battery?

I suspect my iPhone's battery is now much worse than it used to be. How can I assess this? Is there some kind of test I can make, to compare it with Industry average? How long can I reproduce a ...
0
votes
4answers
2k views

How long should it take to charge up a new iPhone

I just got a new 64 GB iPhone 5. I left it connected to my MacBook Pro all night last night via the USB cable. It's only about 85 percent charged. Is that normal? Seems like it should be charged up ...
0
votes
3answers
675 views

iPhone 3GS turning off randomly while being used

While using the phone it randomly shuts down. And when I turn it back on battery drains by about 3 or 4 percent. Could this be a battery problem or a sign to another major problem? So the only way I ...
0
votes
1answer
78 views

Iphone 4s turns it self off

it started today and happened twice, my iPhone turns it self off even battery has %15-17 charge, i cant open it, empty battery sign appears when i plug it to charge, it begins to charge from %15-17, i ...
0
votes
0answers
2k views

iOS & iCloud: Broken iCloud data causes kbd process to crash constantly and drains battery

On Stackoverflow I was told to come here. Since a few days ago my iPhone 5 is getting unusually warm and the battery drains REALLY quick, like in 4-5 hours. I tried turning all the usual suspecty off ...
1
vote
0answers
55 views

i have changed my Iphone 3g battery but it stucks on 61%

Hey guys did a search and couldnt find anything that really suited my situation. I recently changed my iphone battery, The Phone turns on and the battery decrease imediately its decrease 1% with in 10 ...
1
vote
1answer
3k views

iPhone 4s overheating and suffering from drained battery

So I have this iPhone 4s, which has a serious problem: when doing absolutely nothing with it (it just sits in standby mode) the battery drains from 100% to 0% in about 12 hours or less. Also, it ...
1
vote
0answers
66 views

iPhone 5 battery unused for 2 month

I would like to know if there is a risk for my iPhone 5 battery after remaining 2 months unused and uncharged. I'm going to re-use my iPhone, and I wonder if it stills usable for daily uses. Any ...
0
votes
1answer
185 views

Do apps placed in the background consume resources? [duplicate]

I've heard that leaving open apps on an iPhone, affects the duration of the battery's charge. Is this true and documented, or some of an urban legend? And does it affects other apps' performance?
1
vote
1answer
9k views

iPhone 4S - sudden drop in battery percentage

I've bought a half-year-old iPhone 4S a couple of weeks ago and I just ran into a really weird issue the third time now: the battery percentage would suddenly drop 30-40-50%. One minute, it's, say, ...
2
votes
3answers
7k views

iPhone 4S with latest update now charges very slowly

My iPhone 4S (iOS 6.1.x) dropped it's charge today. It now is charging very slowly. I deleted my iCloud account to see if that would improve battery life. It still is charging slowly, and has taken ...
7
votes
3answers
7k views

iPhone claiming low battery in cold weather

With the cold weather, a rather odd problem appeared on my iPhone 4S – whenever I use the phone in weather below ~12 °C, it turns itself off and claims to be out of battery. This most often occurs ...
1
vote
1answer
201 views

Does anybody use an external battery for iPhone?

Do external batteries for iPhones work well? I have an iPhone 4S For example, is it true that I can charge up to 6 times my iphone with this product?
0
votes
1answer
540 views

How does iPhone5 battery fare with always ON 3G, not heavy music listening (+ 1-2 hours of Bluetoth), ocassional GPS and Camera use? [closed]

I WILL keep the 3G always switched ON. Also continuous syncing of some services like Gmail, Twitter, Contacts/Calendar/Task apps, WhatsApp, FlipBoard/GoogleCurrents, SimpleNote, Instagram, IM, ...
0
votes
1answer
34 views

More Email Account cost more battery?

I have around 15 email accounts, if i setup all that's 15 emails in iPhone with IMAP method. Will it cost more battery than i just only setup 1 email account?
0
votes
1answer
72 views

Charging behavior of iOS devices

Does the speed at which the battery of an iOS device charges vary depending upon whether it is being used or not? For example, when I am charging an iPhone in my car, will it charge faster when not in ...
2
votes
2answers
7k views

Is it possible to buy a genuine iPhone battery online? [closed]

I searched for an iPhone 3GS replacement battery on Amazon and while many items claim to be original/genuine, a lot of reviewers still complain that they are not/not as described/do not work well. Is ...
5
votes
3answers
5k views

Charge from USB on computer or wall socket?

Is it OK if I keep charging my iPad and iPhone using the Mac USB ports? Or is it better to charge them with the supplied chargers? I understand that charging slowly is better (though I'm not sure ...
4
votes
2answers
4k views

Which Personal Hotspot mode uses least battery?

Both iPad and iPhone's Personal Hotspot mode allows 3 ways to connect: WiFi USB cable Bluetooth I want to use Personal Hotspot on my MacBook Pro, this means that I can use either of the three. ...
2
votes
1answer
9k views

Why is iPhone battery percentage fluctuating at lower levels?

My iPhone 4 (going on 19 months of love) has recently started having a bit of an issue knowing the percentage of its battery it has remaining. I will be using it and it will jump from 31% to 19% and ...
2
votes
3answers
5k views

Does plugging in an iPhone/iPad make a difference to its battery lifespan?

I've been led to believe there's a difference between how a MacBook and an iPhone/iPad consume power: when a MacBook with a fully charged battery is plugged in, its components draw power directly from ...
2
votes
4answers
449 views

Is it true that iPhone 4S has battery issues?

I'm considering getting a new iPod and a new mobile phone. iPhone 4S sounds like a really attractive option, but it looks that iPhone 4S has serious battery issues. Some people are charging their ...
7
votes
2answers
12k views

How to figure out iOS device battery health?

I'm looking for ways, similar to coconutBattery for OS X to figure out current health of battery for iOS devices.
0
votes
1answer
288 views

Why do no external iPad/iPhone batteries charge via a dock connector?

There are many external battery packs which have a USB port for charging your iPad or iPhone on the go. But they all seem to be charged via a Micro USB port themselves, rather than a dock connector. ...
2
votes
3answers
6k views

Does a black screen save battery on an iPhone 4?

Where can I found information about the power consumption of an iPhone 4 display? Which technology is used? Does it save battery lifetime when the screen displays black or dark pixels? Additionally, ...
0
votes
1answer
2k views

iPhone 3GS Keeps Rebooting

My 3GS keeps having a strange issue, but I think I've found a pattern. First let its battery get low enough to where it turns off on its own Recharge it enough to come back on After coming back on, ...
6
votes
5answers
31k views

Why do iOS devices take such a long time to turn back on?

Often I will realise my iPhone or iPad is about to run out of battery, run around the house looking for a charging cable and plug, and get back just in time to see the screen go black and the little ...
3
votes
1answer
258 views

Is switching 3G/4G off to save power a cheap trick?

Since UMTS is a lot fast than EDGE, data transfers via UMTS take less time. When downloading the same file, it would take longer to be downloaded via EDGE. Doesn't the difference in transfer time ...
3
votes
2answers
3k views

iPhone battery life is awful even after replacing it

I have an iPhone 3gs 32gb. As they do, my battery was noticeably depleting as well as conflicted with the device having been slightly water damaged (dropped in quickly but immediately turned off and ...
1
vote
4answers
1k views

iOS 5 Upgrade: Massive Battery Drain and Crashing Phone App

I upgraded to iOS 5 a few days ago. Although the installtion was a bit bumpy, everything completed successfully. However, since the upgrade, the following symptoms have occurred: Phone battery life ...