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

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2answers
30 views

Can having a MBP constantly charging damage the battery?

I constantly have my MBP connected to its charger. I was curious though, can this affect the battery? If the battery is always at 100% and power is constantly being fed into it, does this damage the ...
0
votes
0answers
87 views

Is it possible to tell the charge of the Apple TV Siri Remote from OS X?

My Apple TV Siri remote just dropped below 20% battery charge so I thought I would charge it in my Mac. How do I know when it is done charging? Is there some OS X command or utility for checking the ...
0
votes
1answer
110 views

Does anyone use Xcode Playgrounds on a Macbook 2015? [closed]

I'm interested in the MacBook 2015 form factor and wondered if anyone uses Xcode Playgrounds on one and how it handles it in terms of responsiveness, battery drain and screen size. I realise that ...
0
votes
0answers
21 views

13" mid 2007 Macbook, battery / power supply issue (white, A1181 model)

So, I have mistreated my macbook somewhat and would like to repair the damage. The problem is, there is "no battery supply", the icon at the top bar is a battery with a cross through it. There are ...
0
votes
1answer
60 views

Battery life of iPhone 4 reduced dramatically since iOS 7

Since I updated my iPhone 4 to iOS 7 (11A465), the battery began to drain really quickly, though the Bluetooth, GPS and the LTE are closed most of the time. It makes me wonder whether there are ...
1
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0answers
27 views

Macbook Air 11" mid 2013 keyboard backlight doesn't work

I've bought a Macbook Air mid 2013 trough a secondhand website. After test it all I told the man that I'm interested. So I payed. Once at home, I realize the keyboard backlight doesn't work. I've ...
0
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2answers
294 views

2011 13" Macbook Pro shows a green charging light but battery was draining and now it won't respond to SMC Reset

I was using my Macbook Pro and I was letting it discharge to about 30%; then I plugged it back in to charge. It charged for a while (orange light) but after a few minutes, it changed to green. My ...
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votes
1answer
1k views

iPhone connected to charger and shows charging but not charging battery

Last night I charged up my iPhone 5c and this morning I woke up and it was on 1 percent. After this, I checked that the iPhone's charger was plugged in properly and it looked fine. I turned on my ...
3
votes
1answer
101 views

My iPad has a Bad battery-is that possible?

I had my iPad on airplane mode while traveling across country. I went to turn it on and got a extremely low battery icon. Plugged it in to wall all day and then found it to be warm and damp inside ...
4
votes
0answers
198 views

Is it possible to disable CPU throttling on a MacBook Pro with a completely dead (not recognized) battery?

I have a MBP late 2011 running El Capitan, recently my battery died (x over the icon and "no battery available" in the dropdown.) I've noticed since then that CPU intensive tasks are very slow, and I ...
0
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1answer
129 views

High fan, No battery symbol, Battery not charging on Macbook Pro Mid 2009

Recently, my MacBook Pro has had the following issues: If the battery dies, I need to do an SMC reset for it to even start up. When it does, the fan is running at high speed and there is either no ...
4
votes
1answer
767 views

As the Mac mini has no battery, would it fail or just suspend if the power is cut?

I was interested in buying a Mac mini for work (I love Linux but it requires too much maintenance). However, it turns out that it has no battery at all (different to a MacBook Pro/Air etc). I have ...
0
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1answer
331 views

Macbook Pro (Mid 2012) Battery Not Charging

I have a Macbook Pro (Mid 2012) 13" unibody and having issues with a battery that is not charging. Here are the specifics: Battery is not charging Magsafe light not illuminating at all Macbook is ...
16
votes
1answer
4k views

I don't ever use Siri, but it's using too much battery

I never use Siri, but when I look what has been draining my battery it says it's Siri!
1
vote
1answer
311 views

rMBP Early 2015 wakes from sleep every minute

My Macbook Pro 13" after upgrading to El Capitan 10.11.2 wakes from sleep every minute. This effectively drains battery overnight. Tried to reset SMC, turned off wifi but nothing helps. Does anybody ...
0
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2answers
125 views

MacBook Pro battery will not charge even though cycle count is below max count

I haven't used my MacBook Pro (Mid 2011 version with non-removable battery) for over 6 months, as I was out of country. Now it only works on power connected and battery won't change. Symptoms I ...
0
votes
1answer
108 views

MacBook Air 2015 Shuts Down in Boot Camp Randomly

My MacBook Air (2015) randomly shuts down (like, the power just cuts off) in Boot Camp. This doesn't happen if I have the charger plugged in. While I vaguely recall it happening once or twice in OSX,...
1
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0answers
100 views

Apple Music filling iPhone with everything

Just turned on Apple Music on my Mac (not that Apple has relaxed the 25,000 song limit). After doing so I notice my iPhone getting hot and where I once had ~60 GB of free space, now I'm getting ...
1
vote
1answer
64 views

iPhone 4 Battery Problem

I am having a problem with the battery in my Mom's old iPhone 4. She recently had to replace her phone because it was showing this screen: That isn't her phone, but that is what it was showing. When ...
2
votes
0answers
92 views

Audio warning to warn you that your laptop's battery is low

I have two computers where I work back and forth, sometimes I'll launch a render on the MBP and go work on the iMac. But sometimes, I unplug the MBP, go do something else, and rendering uses up all ...
2
votes
1answer
136 views

Leave Apple Magic Trackpad 2 plugged in charging?

Is it okay to leave the Apple Magic Trackpad 2 (late 2015) plugged in via the Lightning cable? Is the battery-charging smart about not over-charging/over-heating? Are there any other pros or cons ...
0
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0answers
148 views

Manually Draining iPhone Battery When iPhone is in Restore Mode

I have an old iPhone 5 that is unable to be restored. I am still trying to restore the iPhone with iTunes 12.3.1 on a MacBook Pro 15" w/ Retina running OS X El Capitan. Things I tried to resolve this ...
2
votes
2answers
83 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 ...
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0answers
59 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 ...
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votes
1answer
80 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
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1answer
71 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
216 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 ...
3
votes
2answers
2k 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
38 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
90 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
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0answers
491 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
657 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 ...
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votes
1answer
31 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
55 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 I'...
0
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0answers
37 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
585 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
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0answers
42 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
960 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
2answers
540 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
46 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
40 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
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0answers
65 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
51 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
24 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
78 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
19 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 ...
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0answers
531 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
578 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
262 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 ...