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

learn more… | top users | synonyms (1)

0
votes
1answer
8 views

Battery not charging? (Even after SMC reset)

So, I've seen a couple topics like this that already exist, but none solved my problem. I plug in my charge to my 13-Inch MacBook Air, Early 2015, and the LED light did not turn on, and the battery ...
0
votes
2answers
36 views

If I don't plan to use my MacBook Pro

I wanted to ask, let's say I plan not to use my rMBP for a few days (5-7), is there anything special I should do in order to keep the battery in good condition? Thanks
0
votes
0answers
12 views

iPod Shuffle (4th Gen) is in a coma

The iPod lights up when connected to a power source but it doesn't turn on. Here are my observations: It syncs perfectly with iTunes, with the yellow light flashing and all. The yellow light is ...
0
votes
0answers
20 views

2011 Macbook Pro won't boot unless I SMC reset and do a combination of attaching battery and charger

From what I read, on this model of MacBook, an SMC reset is done by removing the battery and holding the power button down for 5 seconds with no charger or battery attached. I tried the other method ...
1
vote
2answers
109 views

My battery icon has x in it

My MacBook Pro 15" battery has a black X in the battery icon and the indicator lights on the side do not light up when button is pressed. What could be the problem? It runs fine when plugged in
0
votes
0answers
8 views

MacBook Air Battery Not Recognised

From time to time, my late 2010 11" MacBook Air stops recognising its battery. It behaves in every way as if the battery had been removed. Resetting the SMC and PRAM makes no difference; I have to ...
0
votes
1answer
38 views

How “safe” is my laptop running on Service Battery

I've had my Mac for over 3 years and I've been good about checking the battery's condition, which was always Normal, but all of a sudden the dreaded Service Battery suddenly showed up. This was not ...
1
vote
0answers
47 views

How to diagnose the cause of accelerated power drain in iPhone 5s / 6s?

I recently upgraded from an iPhone 5s to a 6s. Most days my phone battery lasts the entire seven hour work day easily (my 6s typically lasts about two days). But now and again with the 5s I would ...
0
votes
0answers
11 views

What is a possible non-jailbreak way to trick an iPhone into thinking it is being charged even though nothing is plugged in?

Does anybody know a trick to make an iPhone 5 make that charging sound and have that green battery icon appear, but not actually charge or have anything plugged in? I need it as a demonstration for a ...
0
votes
1answer
55 views

Macbook battery information (cold weather & plugged in usage)

I kinda have two questions but they're both battery related so I just made one post. 1) Does it harm the battery if I cary my MacBook around with me and the weather is really cold? This has been a ...
0
votes
1answer
36 views

Where does iPhone store information about current battery percentage?

I wonder how is it exactly with the calculation of the battery percentage: from 100% down the software calculates which resources were used and for how long and thus it approximates the current ...
0
votes
1answer
11 views

Is there a USB brick / portable battery that will work with the MacBook (2015+, USB-C) and regular USB?

?I have the early 2015 MacBook with USB-C charger. I want to have one brick for that AND my iPhone. I also bought a USB-A to USB-C cable, but I can't find a USB-A brick with enough power to charge my ...
0
votes
0answers
4 views

Pismo G4 (upgraded) laptop

Pismo with G4 upgrade. I have an old that I use for music. Connects with music files to keyboard and Logitech 5500. Suddenly, It won't start at all. I took the battery out and an external charger ...
0
votes
2answers
25 views

charging my Macbook Pro (85w) with my Macbook Air (45w) charger

seeing if anyone as done this. Has any used a 45w charger (like the one that comes with the Air) to charge their Macbook Pro? I left my Pro charger at a friends house and will not be able to get it ...
0
votes
0answers
15 views

Macbook will say it's charging, but it's not

I have a Macbook Pro 13" i7 Early 2011 (MacbookPro8,1). It's on its second battery (DP bq20z451 manufactured Dec 2012) from March 2015. It was working fine for a while, but in the last month it's ...
0
votes
0answers
24 views

iphone 6 crashes and needs plugging into charger to restart

The phone repeatedly crashes as if the battery is out of power and wont restart unless I attach it to the charger. When it restarts it indicates that it is over 90% charged already. I've re-set the ...
0
votes
0answers
10 views

Start up normally after low battery hibernate (instead of reloading application state)

Sometimes when I start up my macbook pro after it hibernates due to low battery, I want it to just start up normally and forget the previous state that was written to disk. The only way I've figured ...
0
votes
2answers
26 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
25 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
33 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 ...
-1
votes
0answers
14 views

Non-Apple branded cord for iPhone 4 [duplicate]

I bought a non-apple cord, and it was working good for like 2 weeks, then all of sudden it stopped charging my phone. It only charges when I turn my iPhone completely off. Why is this? When it dies, I ...
0
votes
0answers
11 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
29 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
vote
0answers
15 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
votes
2answers
46 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 ...
-1
votes
1answer
72 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
86 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 ...
3
votes
0answers
68 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
votes
1answer
53 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
670 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
votes
1answer
86 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 ...
15
votes
1answer
1k 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
181 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
votes
2answers
75 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
43 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 ...
1
vote
0answers
68 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
37 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
50 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
49 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
votes
0answers
73 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
57 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
27 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
61 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
32 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
149 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
515 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
19 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
41 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
105 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
40 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 ...