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

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2
votes
2answers
79 views

Garbled screen graphics after wake up Macbook from full battery drain

A couple times now when my Macbook Pro running Yosemite was left unplugged overnight (with the screen open) I have come back to it like this (That's the drained battery symbol that indicates you need ...
0
votes
0answers
52 views

Which is better “keeping the battery on charge” or “unplugging whenever it's fully charged”?

As the title says : Which is a better practice for a healthier battery life, keeping the battery on charge while working or my desk OR unplugging whenever it's fully charged ? I'm talking about a ...
-2
votes
1answer
78 views

IPhone stuck on apple logo and I'm jailbroken

So I wanted to remove my jailbreak so I pressed "Erase all contents and settings". This led to my phone being stuck so I plugged it in my comp and put it in DFU mode. My phone was really low on ...
1
vote
1answer
61 views

MacBook Pro 13" Early 2011 - how to charge a new battery

I am about to replace the old battery on MacBook Pro 13" Early 2011 (A1278) with a battery Model No: A1322 and I wonder if there are any special instructions on how the battery should be used for the ...
1
vote
1answer
207 views

MacBook Pro rapid battery degradation

I recently acquired a second-hand (new, for me) MacBook Pro Retina Mid-2012 model. Also, in the near past, I upgraded it to El Capitan, and it is currently on OS X 10.11.1 (15B42). Last week, it ...
2
votes
2answers
1k views

Macbook pro continuously wakes up while in sleep mode

I've a 15" Macbook pro (mid-2015) OSX 10.11.1 and I noticed that my macbook looses 20% power while in sleepmode for 12 hours. This is a small part of my log file when my macbook was in "sleep" mode: ...
0
votes
1answer
33 views

Enabling/disabling applications based on a “profile” in Mac OS X?

Is there a tool built-in or third party that allows me to turn start up or shut down applications based on setting that I choose for a give time? For example, I usually run Dropbox, Google Drive, and ...
0
votes
1answer
78 views

Is the “Battery Is Not Charging” state harmful?

I have an Early 2015 Retina MacBook Pro. Sometimes I forget my charger and end up using my girlfriend's charger, which is for a 2011 MacBook Air, with a MagSafe to MagSafe 2 adapter. When I do so, ...
1
vote
0answers
386 views

Spotify battery usage

I've got an iPhone 6 (upgraded from an iPhone 5s two weeks ago) and the battery life is irritating me. I use Spotify a lot (probably 5 hours+ a day whilst I'm at college, easily) but I think it might ...
2
votes
1answer
41 views

What can be with the battery?

My MacBook Pro (13-inch, mid 2010, El Capitan) periodically turns off. And this is happening completely randomly - sometimes it works fine for more than a day, and sometimes turns itself off 10 times ...
7
votes
1answer
478 views

Will my Battery get harmed if not used for long time?

Will my MacBook's battery be damaged if I do not use for next couple of months? I bought a new Macbook Pro (March 2015) a month back. So far I have not started using it yet. It's charged and box ...
-2
votes
1answer
28 views

iPad displays as charging but is not plugged in

My iPad was charging and I wanted to go and check my Instagram. So I unplugged my charger and went into Instagram, but it would not load so I closed it and then I looked at my battery bar and it said ...
0
votes
2answers
53 views

iPhone 4s not charging 9/10 times

iPhone 4s, my iPhone 99% of the time won't charge arms the battery is power-draining. Started happening at random, going from good - absolute hell while i was at work. One time out of the many times ...
0
votes
0answers
35 views

plug in charger when using OR charge it when low battery

I am working in an office for 8 hours a day. And I am using a macbook pro retina 2015 during that 8 hours for work. What habit should I be use to treat the battery better. There are two choices for ...
8
votes
1answer
566 views

Is there a way to force “low power” graphics?

Is there a plist or hidden config to set my graphics/energy preference to "Always use low power/ integrated graphics"? Seems like energy saver preferences only allow choosing between: Smart auto ...
0
votes
0answers
38 views

Apple 5W adapters, US-to-UK adapters, and blown fuses

Disclaimer: this problem involves apple products, but they might only play an auxiliary role. I recently moved to the UK from the US, and I bought a portable Innogie batter charger for when I was ...
6
votes
0answers
710 views

Check the battery level of connected bluetooth headphones from the command line

I am trying to check the battery level of my wireless headphones from the command line. I came across a few discussions, and it seems all I need to do is enter the following: ioreg -c 'deviceName' ...
5
votes
1answer
461 views

How to check the battery level of devices connected via Bluetooth in OS X

I have a set of Bluetooth headphones that I use with my iPhone and Macbook (OS X Yosemite). On my iPhone, a little battery meter pops up next to the Bluetooth logo each time I'm connect the ...
0
votes
0answers
42 views

Macbook 13" mid 2009 not charging nor starting

I disconnected the battery (A1331) on my Macbook 13" white polycarbonate unibody to install a second SSD in place of the unused DVD. I was also upgrading the RAM, that's why I decided to ignore the ...
0
votes
0answers
34 views

Phone won't boot after disconnecting battery when removing the back of the device

I wasn't paying to close of attention when removing the back of my iPhone 4 and the battery ended up getting disconnected from the little tab in the corner connecting it to the chip with 2 rows of 4 ...
1
vote
0answers
62 views

New Battery: Runs out at “10% left”

I installed a new Apple battery in my MacBook Pro (13-inch, Late 2011) myself (bought the battery new from iFixIt). Installation worked great, extra 4 hours of battery life - fantastic. Then I ...
0
votes
1answer
47 views

Can an iPhone 6s Plus battery be recharged after going real dead

I just bought a new iPhone 6 four days ago and hardly used except to browse first page, never paid attention to the battery until really dead. Can an iPhone 6s Plus battery be recharged? Ive been ...
0
votes
0answers
22 views

Disable sync services on battery

How to automatically disable sync services like Dropbox, Box, Eye-fi Helper, and Crashplan when I'm on battery power and re-enable it when I'm plugged back in? I've noticed my battery drains a lot ...
1
vote
1answer
72 views

iPhone 5S overheating with very short battery life

I have done my research, and have found no solutions to my phone overheating. I've had the phone since July 2014, and I really started to notice that the phone over heated a lot in January 2015, and ...
0
votes
1answer
17 views

no battery present

I'm using a MacBook 13" (early 2007) running 10.4.11 and it was recently given to me so I have no idea what it's been thru. The battery indicater is showing the X & the system profiler is stating ...
1
vote
0answers
521 views

App Store on iOS 9.1 using large amounts of battery

Under Settings iTunes & App Stores I have all of the Automatic Downloads flags switched to off, however when I look under the Battery section in Settings, App Store (background activity) is #1 on ...
0
votes
1answer
455 views

Recommended power bank capacity for iPhone 4S

I would like to know the recommended capacity in a power bank to charge my iPhone 4S on the go. I've seen power banks with over 4000 mAh of capacity. Wouldn't that damage my iPhone, since I read ...
1
vote
1answer
250 views

My battery died while El Capitan was installing

Like it says above, my battery died. And when I charged it again it din't work. I logged in, and while it's charging it just restarts again, and again, and again. I tried reinstalling the OS, but my ...
0
votes
2answers
141 views

Fluctuating maximum battery capacity

I've noticed today that my MBP 15" late 2014 maximum battery capacity is fluctuating somewhat. These two screenshots were taken just seconds apart http://imgur.com/a/jqyZs Should I be worried? ...
4
votes
1answer
113 views

What's the best way to prolong the lifespan of a Macbook Pro battery?

I have two Mac book Pros: A 2013 Unibody retina that I use every day An older 2006 model with removable battery that I use a couple of times a month (when not in use, it's not connected to the AC. ...
0
votes
1answer
42 views

Battery cannot charge fully

I replaced battery on my MBA mid 2011 (A1369). Here is the report by coconut(the same appears in system report): I bought no name battery from china and changed it personally (here they ask about ...
0
votes
2answers
67 views

New top-of-the-line MacBook Pro suddenly starts acting old

About a week ago, I got a new MacBook Pro. I work a decent bit in video editing, among other things, so I had the processor upgraded to the highest available model. The box arrives, I open it, and my ...
2
votes
1answer
68 views

MagSafe2 (fake) replaced power cord

My cat obliterated my power cord yesterday. Being a student, spending around 100 euros on a new charger was not an option. So I found a 10-years-experience-in repairing-electronics-company and they ...
0
votes
0answers
42 views

MacBook Pro 15" 2013 Retina heating up

I recently updated to El Capatin. After this, I have realized that my Mac is heating up and the fans are blowing. Recently I move my MacBook around and watch a lot of movies. Also the battery is ...
0
votes
0answers
132 views

iPod Shuffle won't charge or show up, no charging light

I've got one of the older iPod shuffles (the kind that's about the size of two quarters side by side) and for a good while it charged and read perfectly fine on my MacBook, but then it started to get ...
0
votes
0answers
182 views

My Macbook Pro dies randomly, doesn't start, and Apple couldn't solve it

I brought my MacBook Pro, retina, 13" late 2013 to the Apple Store to find out what's wrong. They couldn't replicate the problem, therefore they couldn't give me any answers. I know of others who have ...
6
votes
2answers
4k views

Mac wakes up for no reason during night (El Capitan)

Since El Capitan (10.11) I have problems with draining battery. So I searched through forums and didn't find right answer, but they gave command which show logs. So this is the log. <Notice>: ...
0
votes
0answers
21 views

Macbook pro is not booting if battery is connected

I am having a little bit of troubles with my Macbook Pro (mid 2012). First the macbook was unable to find the Hard Drive, the issue was the flex cable. After changing the cable the laptop was ...
0
votes
0answers
210 views

iPad won't charge…at all

My iPad is updated to the latest OS - but it suddenly died. It had been charging overnight, but it shows only the white apple logo on a black background. I have re-booted countless times. I have ...
1
vote
1answer
1k views

Receive notification when battery 100% charged

Is there any way to receive a iOS notification when you are charging your iPhone and the battery charge level gets to 100%? Or any third party app? Thanks.
0
votes
1answer
252 views

My iPad isn't charging

My Apple iPad went dead over night and in the morning I plugged it in. It shows a little battery icon with three red bars so I plugged it in and I thought it would charge for about 4 hours I came back ...
0
votes
1answer
33 views

How can I find a sweet spot for an iPhone 6 Plus in Otterbox [closed]

The naked iPhone 6 Plus easily slides into my pants pocket, and just as easily slides out, with or without my even noticing. I was given an Otterbox belt clip; today, after a week or two of use, the ...
1
vote
1answer
231 views

How to tell total MacBook screen on time on battery?

I'd like to know the total screen-on time since I plugged off my MacBook from the charger, but apparently there are no easily found stats for it. Do I need an external app? I'm using MacBook Air 2015 ...
2
votes
0answers
17 views

Apple Remote Desktop - Reports Battery Percentage or Battery Hrs Left

With Apple Remote Desktop, how can I generate a Battery Status Hrs Left or Battery Percentage Left on my Mac Laptop(s)? I did find something that tells me the "Battery Charge Remaining (mAh)", but it ...
1
vote
1answer
139 views

Are there any deep details on the specifics of what the “Low Power Mode” in iOS 9 actually affects?

So as mentioned in this canonical question and answer thread on iOS 9 features, “Low Power Mode” is a good thing. This is what iOS 9’s blurb on “Low Power Mode” explains it does when activated: ...
1
vote
1answer
70 views

Magsafe charger behaving strange

I have a Macbook Pro 15 late 2011. The charger has started to act funky the last few days. What happens is that I connect it. Light shows as green on the connector and then switches to orange if it ...
1
vote
1answer
19 views

mac Book air shows abttery loaded 99 % but still needs to plug the chager

hello Iread so many things. it seems no one faced my situation. my mac book air battery is loaded at 99 % but if I disconnect the charger mac book closes before that, it often happened that ...
1
vote
0answers
123 views

Phone gets really hot in certain spot when charging?

My iPhone 4s keeps getting really really hot in the top right corner when i start charging it. Its mainly along the top, near the turn off button, all down the right side, and near the camera on the ...
0
votes
0answers
614 views

My iPhone won't charge and keeps getting really hot?

I have an IPhone 4S and today i dropped it by accident. It didn't fall from a very big hight, about 20cm off the ground. There was no visible damage, except for the fact that it had run out of battery ...
0
votes
0answers
110 views

No battery symbol appearing when charging iPhone 4S

While my iPhone 4S is charging in switch off condition, only a buffer symbol appears for a second but the battery symbol doesn't appear on screen. The phone does not automatically switch on after ...