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60
votes
7answers
96k 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 ...
47
votes
7answers
94k views

Is charging iPhone all night harmful to my iPhone?

I normally charge my iPhone all night to get 100% power, does this charging way harm my phone? Or, specifically, phone battery?
8
votes
1answer
5k views

How to know the duration of battery usage in one session?

I would like to know how long was my battery running since it's last charge. There is a built-in time-remaining counter but I would like a time-used counter.
7
votes
3answers
493 views

Event based on battery charge level

I haven't found anything yet so I was hoping maybe someone here had an idea. I want to kick off an even based on battery on an Apple laptop reaching a certain charge level, or when the battery is ...
4
votes
1answer
104 views

Energy saver: do the battery settings apply during charging?

I have my Macbook pro 17 (early 2011, OSX 10.6.8) set to turn off the display at 30 minutes on AC, and 10 minutes on battery. I've noticed recently that if the battery is charging (the little battery ...
4
votes
3answers
9k views

Is there a way to see the amp levels while charging my iPhone?

I'm told that different amp levels charge iDevices in different times. Sometimes I plug into my laptop, sometimes into a car converter, and other times into the side of a flatscreen TV for charge. Is ...
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? ...
2
votes
3answers
17k views

Will an iPhone/iPod Touch charge faster when connected to USB 3.0?

I'm considering charging a bunch of my iPod Touches with a USB 3.0 PCI add-in card. In my research, I've found that USB provides 5 volts per device. The differences come in charging speed. The ...
2
votes
1answer
274 views

Prevent iPhone “Trust this computer” on work PC

I would like to charge my iPhone using a USB plug on my Windows PC at work. However, any time I begin charging with the phone unlocked, it prompts me: Trust This Computer Your settings and data ...
2
votes
6answers
78k views

iPhone 4 will charge in wall, but won't sync or charge via USB

I have an iPhone 4 that is showing its age. It will charge when plugged into the wall charger. However, when I plug the same cable into a USB port on my computer it will not charge or be recognized ...
2
votes
2answers
28 views

Is it safe to discharge my body's static electricity onto my MacBook Pro?

Often in the winter (low humidity), getting up from and sitting down onto the seat at my desk, or taking off a jacket, and such will build up a static electric charge on my body. Sometimes I don't ...
2
votes
1answer
2k views

Can a thunderbolt cable transmit power?

Is it possible for thunderbolt to transmit power to or from a Macbook Pro. Perhaps to power/charge it or power/charge an external device?
2
votes
1answer
191 views

Why am I told to “Connect to a power source” for best results when installing/updating software?

I've experienced this when installing or updating a number of applications, most recently Logic Pro X. What's the reasoning behind this?
2
votes
2answers
1k views

Prevent iPhone from charging when plugged into a battery powered MacBook Air

I would like to prevent my iPhone draining power from my MacBook Air while the laptop is not plugged in and relying on battery power. How would I do this? Note, there doesn't seem to be any "unpowered ...
1
vote
1answer
530 views

Are my battery cycle counts increasing when MBP is on and plugged in?

I often leave my Macbook Pro (13" - Late 2011) plugged in while working on it with the charge at 100%. This post suggests that when the battery is at 100% and the laptop is plugged in, the battery ...
1
vote
2answers
108 views

iPhone 4 Stopped Charging

My iPhone 4 has stopped being able to be charged. I have tried two different cords and have tried plugging it into my computer, but nothing works. There is not an Apple Store close. What are some ...
1
vote
1answer
429 views

iPod Dock Charge Adapter

I have a nice stereo system that can dock and charge an iPod Nano 2nd generation. I also have an iPod Touch 4 and a 6th gen Nano (or something). The old docks charge using the firewire pin out and ...
1
vote
1answer
412 views

Do I get same charging speed when I use a MacBook's usb port to charge my iPad?

I like to use my MacBook Pro's usb port to charge my iPad, but do I get same charging speed as compared to using the included power adapter?
1
vote
1answer
6k views

Can I charge my iphone from my macbook pro (late 2013) without turning the laptop on?

I am trying to charge my phone using my laptop but that requires the laptop to be on. On my Lenovo, I can do that without turning the laptop on. Any suggestions are appreciated. Thanks.
1
vote
1answer
1k views

MacBook Air charge plug light not working

Strangely today the orange/green light isn't working when charging my MacBook Air. Why might this be please?
1
vote
0answers
64 views

iPhone 5 won't charge in certain geographic location

My iPhone 5 charges fine in NYC - albeit with weakening battery life. I went to Maine a couple weeks ago and it would not charge. Used the same charging hardware as in NYC which also worked fine ...
1
vote
1answer
90 views

I Have A 2013 MacBook Air that refuses to charge. I continue to use it once it says that it has no charge left. What do I do?

I received this brand new laptop yesterday and today the charger isn't responding to being plugged in. (The lights aren't flashing as they should be). The battery icon on the upper right corner has a ...
0
votes
4answers
2k views

Unplugging iPad/iPhone Charger: Which end to unplug first?

After charging an iPad or iPhone, which end do you unplug first: the one that's connected in the device or the charger end?
0
votes
2answers
39 views

How do I charge my iPhone 6 without it being on the whole time?

I've tried shutting off my iPhone 6 AFTER plugging it in to charge, and it will turn back on. How can I make sure it stays off while charging so that it charges more quickly?
0
votes
1answer
145 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
112 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
24 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 ...
0
votes
1answer
351 views

iPad won't turn on after being drained [duplicate]

What if my iPad didn't turn on after battery drain? I did all the steps but it still didn't work. Is it already damaged or can I recover it on an Apple Store?
0
votes
0answers
154 views

iPad mini 2 stopped charging

My iPad has suddenly stopped charging. Or rather, it fails to show the "thunder" near the battery while charging. Also it charges much slower than before (usually it takes more than 15 minutes to ...
0
votes
0answers
102 views

can I splice power for a iPhone 5s into a lightning cable?

Algebra! yay! DJ + iPhone 5S + DJ Controller with 30-Pin (hardwired) + Apple 30-Pin to Lightning Adaper = A bumpin' party minus enough power to keep the controller running and connected to the phone ...
0
votes
0answers
17 views

change backgrounds on charge, pause on battery

Is there any way I could change my background when it is on charge, and pause when it is on battery? (using the preset 5,10,15, etc interval per background when on charge) I have tons of ...
0
votes
1answer
303 views

IPhone 5 not charging when idling

my phone behavior is very strange. If I plug the charger in and do not use the phone, it not charging. It only can be charged if I using it. I've reset but it's still the same. Do you have any idea ...
0
votes
1answer
145 views

iPod Model #1238 will not charge

I have an iPod Model #A1238 in which the battery is low. I tried to connect the power adapter cable which was provided to try to charge it but no luck. I thought it was the power cable so I bought a ...