Concerning devices that store electrical power which can be used to run various devices in the absence of external power.

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5
votes
3answers
343 views

Should I expect battery life on an iPhone 4S to be significantly worse than on a 3GS?

I just upgraded from a 3GS to a 4s and my battery life is dramatically worse. I wasn't expecting it to be the same (though I was hoping that it might even be better), but I'm seeing a big difference. ...
3
votes
3answers
8k 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 ...
2
votes
1answer
577 views

Short battery life on a brand new iPhone

Well I got my iPhone 4 about a week ago. When I got it I did several full charging cycles, 3-5 if I remember correctly. And these days an iPhone battery really seemed "unkillable". It was really hard ...
1
vote
1answer
928 views

How to store unused Macbook battery for long period of time?

I'm going on a long backpacking trip and going to leave my Macbook at home unused. How should I store its battery to maximize the battery life?
28
votes
14answers
27k views

Why is iOS 5 draining my battery so fast?

My wife's phone went from lasting a full day to needing a recharge every few hours after upgrading to iOS 5. Mine still works fine after the upgrade. What might be causing this?
0
votes
1answer
2k views

Apple iPhone 3GS Battery Problem

So my iPhone is charged at 100% overnight, and when the battery gets to like 90%, the phone suddenly shuts off when I open an app like Facebook, Foursquare, Maps, etc... I try turning it back on and ...
0
votes
2answers
243 views

How to improve the iPhone battery?

Hi all I was looking for a solution to prolong my battery life potential. Is there a replacement battery for iPhone that is more powerful than the one in-built when we bought it? Or is there an "...
1
vote
2answers
383 views

Battery life not like advertised on new MacBook Pro

I bought a MacBook Pro 15.4" in September and the battery life is nothing like what is advertised. I'm struggling to get 4 hours out of it with wifi off and Ethernet as my network connection. The spec ...
3
votes
3answers
2k views

Hibernate MacBook on 10-ish % power instead of 0/1% when running on battery?

Yeah, I know my battery is probably hosed, but every time I reach 5%, my MacBook shuts down, as it expects the battery to be able to run down to 1% before hibernating. However I would like it to ...
4
votes
1answer
965 views

How can I maximise the life of my iPad battery? [duplicate]

Possible Duplicate: What is the best way to recharge an iPod Touch battery? Since the iPad battery cannot be replaced, how can I make sure that it lasts as long as possible, preferably years? ...
-1
votes
2answers
3k views

Prevent iPhone from charging while connected to MacBook

I want to know if is there a way to prevent my iPhone battery from charging, when I connect it to my MacBook. I want to try my applications when I'm working, but I'm afraid that I will damage the ...
4
votes
2answers
12k views

First steps after acquiring a new MacBook Pro (w.r.t ensuring optimal battery life)?

I just unboxed a new MBP 13.3 inch i5. I wanted to know what is the best way to start using it, so as to ensure optimal battery life i.e. Should I charge it to full capacity, before even booting it ...
5
votes
2answers
5k views

Battery indicator is not moving further from 96%

I bought a new macbook pro, till the day I bought the battery indicator is not moving further from 96%. I wonder if there is a problem with the battery because if I unplug my power cable it is still ...
3
votes
3answers
2k views

Why my MacBook Pro 15" (2011) power adapter turns orange?

I bought an early-2011 MacBook Pro 15" (highest-spec model) in June. It's running Lion. I have a problem which happens occasionally. My power adapter (while plugged in) from time to time (...
0
votes
3answers
944 views

Can an iPod battery be replaced? [closed]

I have never seen the iPod. When the battery dies on an iPod, do you replace the battery, or do you have to buy a new iPod?
0
votes
4answers
2k views

13" Macbook Pro running Lion loses battery fast?

I bought my 13" MacBook Pro last March 27, 2011. It's 5 months old now. coconutBattery shows that I've lost 12% of the original battery capacity in just 5 months with 238 load cycles. I read in some ...
2
votes
1answer
168 views

“Battery is not charging”?

When I connect the charger cable to my Macbook pro, sometimes the battery is not charged and I can read near the clock: "Battery is not charging". If I unplug and reconnect the cable, it usually ...
0
votes
1answer
52 views

doubt regarding calibration

I have white MacBook (early 2009), with Snow Leopard running. I read this following article about calibration: http://docs.info.apple.com/article.html?path=Mac/10.6/en/9036.html I have doubt in step ...
2
votes
2answers
622 views

I am only seeing 1:50 of estimated run time on a new MacBook Pro battery. Problems?

I have bought brand new MacBook pro 15-inch model with highest specifications in this June. I have also installed newest Mac OS, Lion. However, how it could be strange, when cable is not plugged it, ...
1
vote
2answers
2k views

How can I see which processes are draining my macbook battery by percentage?

Android devices have a screen that shows you approximately what applications and processes are using your battery, by percentage. I'm wondering, in theory, can this be done on a MacBook? How do you ...
4
votes
4answers
24k views

Why does my MBP say “Not charging” when plugged in?

I have the latest 2011 Macbook Pro. Sometimes I notice that even when I'm plugged in, the battery status says "Not charging" even when I unplug it and the battery is at 35%. Why isn't my MBP charging? ...
3
votes
5answers
689 views

Battery life on a core i7 Macbook Air

I recently purchased one of the new core i7 Macbook Airs and in most respects its amazing. The one problem is that the battery life is far less than the "up to 7 hours" Apple claims. In moderate ...
4
votes
1answer
2k views

Magic Mouse battery level broken in Lion?

After upgrading to Lion my Magic Mouse's level indicator seems to be broken. For the whole week it was reporting solid 100% on a pair of used batteries that were about 65% before upgrading. I swapped ...
0
votes
1answer
356 views

Should I be concerned about graphics switching for battery life?

I have a 15-inch MBP, Mid-2010, 2.66GHz i7, with Intel integrated graphics and a discrete NVIDIA GeForce GT 330M. Since I installed Lion, it seems my battery life has gone down to just 2 or 3 hours. ...
8
votes
3answers
831 views

Battery life decreased after upgraded to Lion

Has anyone noticed any battery life decrease after upgrading to Lion? I'm on MacBook Pro (mid-2010). Before, on Snow Leopard, when unplugged I had minimum 5hrs of life. Now, it's not much above 4hrs ...
1
vote
4answers
2k views

After hard drive upgrade, battery not charging?

I just installed a new hard drive into my Macbook Pro 1,1. I had a little difficulty when I initially installed it because the monitor was not turning back on. After re-opening the MacBook Pro (with ...
3
votes
3answers
3k views

Does the 2011 13" MacBook Air have a longer battery life than the old one?

My understanding is that the new MacBook Air 2011 is using a new Intel CPU that uses less power. I expected that should mean either longer battery life or a lighter computer, but I can't remember how ...
2
votes
1answer
536 views

Can I safely use my Macbook battery on another MacBook?

A friend needs a battery for his MacBook and I do not use my own MacBook battery, having changed to another laptop. My battery is fairly recent. Is it safe to use my MacBook battery on his laptop? I ...
46
votes
7answers
23k views

What are the best practices for battery longevity?

How do you maximize the cycle count of your battery? There seems to be a debate between: Leave plugged in 24/7 but do a full cycle once a month Charge to ~100%, drain to ~10%, repeat. NOTE: ...
1
vote
1answer
211 views

How to check if internal HDD spindle is off after unmount

I use SSD instead of optical drive in my Macbook MC516LL, so I have bunch of reasons why I wants to keep HDD's spindle off: Preserve HDD from shock Reduce energy consuming Reduce overall system ...
4
votes
2answers
4k views

Macbook Battery Cycle Count (Unibody White 2010)

I have a macbook white unibody 2010 (A1342) that is now 17 months old. I'm wondering if my battery is still good? The battery's information is below. Design Capacity: 5200mAh Current Capacity: ...
2
votes
1answer
2k views

Does the new macbook air has 1000 battery cycle limit?

I know that since 2009 Apple has been advertising the 1000 battery cycles that'll last for around 5 years under normal use for Macbooks and Macbook Pros. I don't see them advertising it in the new ...
3
votes
3answers
327 views

MacBook Pro resale value — should I replace the battery?

Non-technical question here, sort of. I'm planning on selling my old MacBook Pro on Craigslist. It's in great physical condition, with the exception of the battery, which is nonfunctional. It's never ...
1
vote
1answer
3k views

Using the Apple Battery Charger with non-Apple batteries

The Apple Battery Charger's product description page states: The Apple Battery Charger can recharge one or two batteries at a time. It's optimized for Apple-supplied batteries and it works with AA ...
2
votes
2answers
646 views

iPad 2 battery is not draining completely

Over the last couple of days, I found that my iPad - whilst functioning as expected in all ways - is not able to discharge beyond 14%; it would simply turn off as if I had drained the battery down to ...
4
votes
6answers
12k views

Is it safe to turn the iPhone 4 off for over a week

I am going away on holiday for a week but don't want to take my phone with me because I'm afraid of running up a huge bill, is it safe to turn the phone off for this long? Or can it damage the battery?...
13
votes
3answers
15k views

Charging an iPhone, difference between USB port and power outlet

The power outlet has more power obviously, but maybe the computer USB is suffice to charge it at maximum speed. Is there a difference between charging an iPhone using the computer USB port and using ...
2
votes
1answer
176 views

A very good iPhone 4 Battery Extender

I'm a heavy user of an iPhone 4 and often got to the red line. I bought a Battery Extender a few months back, can't remember the company's name, but it stopped working suddenly after a month. What do ...
0
votes
2answers
173 views

iPhone battery runs down frequently?

My iPhone's battery runs down frequently after being fully charged, what can i do?
1
vote
1answer
336 views

How do I check if the battery has been calibrated on my Macbook Pro?

How can I check if the battery calibration has been done properly? I followed Apple's steps precisely, but I see no change in the loadCycles, or battery capacity using CoconutBattery.
1
vote
1answer
381 views

ipad charging problem

For 5 hours it only charge 10% . How could I solve this problem.
1
vote
3answers
7k views

MacBook battery/replacement battery does not work

My MacBook battery failed a few months back. For a few weeks, my computer would go to sleep a few seconds after removing the power cord. (It could be awoken by re-attaching the power cord, and it ...
6
votes
9answers
68k views

Can using a non Apple USB cable damage an iPhone?

If I use a generic/aftermarket iPhone USB cable instead of the official Apple product, can it damage the iPhone? A vendor at the mall said that high quality iPhone USB cables have a chip that ...
67
votes
7answers
104k views

Should I disconnect my MacBook Pro's power cord when the battery is fully charged?

Title says all. My friend told me that I need to disconnect the power cord when the battery is fully charged. Otherwise, I will shorten the life of the battery. Is that true? I am going to use my ...
5
votes
2answers
15k views

How do I stop automatic Bluetooth streaming?

When my iPhone connects to Sync in my Ford truck it automatically starts playing music on my iPhone. This kills the battery. Autoplay on the Sync system is off.
2
votes
3answers
10k views

iPad turned itself off and won't turn back on

I was just reading a webpage on my iPad and the screen went black and then the Apple logo came up and then the spinning loading wheel and it just went black... Nothing after that. The screen is ...
3
votes
4answers
4k views

How to charge iPad (v1) on a Windows device

I have an iPad (first revision) and want to charge it using my Windows laptop. It doesn't want to charge and I've read quite a lot about it now (this one here amongst others via Google), but I haven't ...
2
votes
1answer
1k views

Indicates fully charged when not 100%

I recently (less than 1 month ago) purchased a new Macbook Pro 13". Love it so far, but have a question on the battery. It never reaches 100% - usually it makes it up to 96% then the light on the ...
3
votes
2answers
1k views

iPhone/iPad battery charging/discharging cycle

Apple recommends at least one charge cycle (charge to 100% and then running it down completely) per month. Then, is it OK to charge iPad/iPhone all the time as long as I have charge cycle per month? ...