Questions tagged [charging]

Concerning hardware issue with recharging a battery

Filter by
Sorted by
Tagged with
0
votes
0answers
74 views

What is the maximum power profile I can use to quick charge an iPad Pro 10.5?

I have an iPad Pro 10.5 (2nd gen). It came with a 12w charger. I read that it supports quick charging, for example with apple‘s 18w charger. I already have a lot of USB bricks, and before I buy ...
0
votes
0answers
96 views

MacBook Pro 2018 Unexpected Battery Issue (Sometimes not charging)

My MacBook Pro 15 i7 2018 bought in March, have an unexpected issue. An unpleasant situation happened to me. The computer, with the lid closed in sleep mode, was charged all night from the original ...
2
votes
1answer
716 views

Limit battery charging to a certain level?

I have some iPhones which are connected via USB to a computer 24/7. This set-up drastically reduces the battery life-time: The integrated battery is swelling every 1-2 years in a way that the iPhone ...
0
votes
0answers
14 views

Brand New MacBook Pro 2019 13inch shuts down at 53% battery charge [duplicate]

So I just bought a new MacBook Pro today. As I was setting everything up and downloading the programs I use, the Mac suddenly shuts off at 53%. I kept trying to turn it back on with the power button ...
1
vote
1answer
29 views

Can I use an older iPad to charge an iPhone by connecting these dongles together?

By this, I mean you have the iPad, you then plug in the lightning to usb adapter (where you insert usb sticks and the like), connect the usb to lighting charger to the adapter (which you charge ...
4
votes
3answers
619 views

How do I fix “Battery is not charging” for 2012 macbook pro retina?

I have a Macbook Pro, and it's battery is not charging. If I switch off the power adapter, the computer instantly switches off. No shut down sequence. I have to plug in the power adapter to switch ...
2
votes
0answers
64 views

Macbook 2015 with normal battery won't charge even after SMC

My MacBook won't charge. Here are the things I have done so far: I tested the MagSafe charger to another laptop to make sure it is not faulty ( MagSafe is working ) I did the SMC reset ( shift + alt +...
3
votes
2answers
1k views

Can I fix things when iOS 13.0 disconnect smart battery case on iPhone 6S?

I've been using the Apple Smart Battery Case on my iPhone 6S for the past few weeks to hold me over until I can get the iPhone battery replaced, because it's dying. The case has been working great for ...
4
votes
1answer
858 views

Macbook Pro 2018 battery not charging dodocool 7-in-1 hub suspected

I am having a version of the battery not charging issue on my Macbook Pro 2018 (13-inch, Four Thunderbolt 3 Ports). The symptoms are somewhat different from related issues, such as in this post. I am ...
2
votes
0answers
125 views

Is there any list or reference for maximum fast charging values/wattages of Apple devices?

From what I understand, many of Apple’s iOS (and iPad OS) capable devices are capable of fast charging since the iPhone 6 (6s?) was released. And nowadays, all MacBooks (MacBook, MacBook Pro and ...
1
vote
2answers
464 views

MacBook Pro not charging under heavy load

My MacBook Pro (2017, 15 inch, Touch Bar) is not charging under heavy load (full load on CPU + GPU when working with 3D programs in VM): When I close the processes that consume system resources, it ...
0
votes
1answer
27 views

Can I use a lightning to USB cable to charge an iPhone through an iPad (iPadOS, Pro 9.7)?

Since you can charge with the new iPad Pro, I was wondering if something similar could be done using the lightning to USB adapter and the charging cable
3
votes
0answers
155 views

Macbook Pro charging port isolation paint dried out

Macbook Pro model A1278 charging port isolation paint dried out. Now it is naked, just magnets. Could this be a problem for computer
5
votes
2answers
258 views

Does charging to 100% damage an iPhone battery

I have an XR and as I am indoors a lot of the time, my phone does spend a few hours charging at 100% (although I unplug at night). It's rare that I let the phone run past 80% and even rare that it ...
2
votes
3answers
242 views

MacBook Pro immediately shuts down when disconnected from charger, auto starts when opening MacBook, even after shutdown

I am running macOS 10.14.6 on a late 2013 MacBook Pro. The system immediately shuts down when the charger is unplugged. Oddly, even after intentionally shutting down the computer, it auto-starts ...
1
vote
1answer
245 views

What is the maximum wattage/amperage the Magic Mouse 2 can consume?

Oddly I have to charge these things a lot and I'm trying to determine which power of AC-USB charger to buy without being wasteful. For example, if I use a 12W (2.4 amp) iPad charger, will the magic ...
2
votes
0answers
39 views

Battery status in menu bar is not changing though It is charging?

My Mac book pro 2015 is charging however the battery status is not changing. But when I toggle the button "Show battery status in menu bar" in Energy Saver it shows the correct battery percentage. So ...
1
vote
1answer
202 views

AirPods not charging due to contact issue between the AirPod and the case

After placing both AirPods in the case and taking them out long after they should've been fully charged, I noticed that the left AirPod was at 1%, while the right AirPod was at 100%. This happens ...
0
votes
1answer
53 views

set audio alarm for when charger is disconnected

My macbook air is getting old, so the battery is rather unreliable. This means I have to keep it constantly charged, or my computer may shut down suddenly as the battery plummets. But the charger is ...
1
vote
1answer
407 views

Why do I have to unlock an iPad to charge it?

When I plug in the "iPad (6th generation) Wi-Fi + Cellular" to the MacBook, it always says "unlock this iPad to use accessories." What it doesn't say is that it also won't charge until I do so. Took ...
2
votes
2answers
319 views

MagSafe: Where is the charger ID stored?

I'm about to change my power adapter's cable due to the classic cable fraying. However, according to this, there's data that gets passed around using the 1-Wire protocol. I only see 2 wires on there....
1
vote
1answer
31 views

Charging suddenly stop when I try to use the device

It's my first time with a mac computer, I have a macbook pro 2011 . The problem , charger works fine when the laptop is closed or idle, when I start using it like for example opening Finder, simply ...
0
votes
0answers
29 views

USB-C charger only delivery direct power to Macbook even if battery is not full

I have a USB-C charger 87W which I use for my MacBook Pro 15-inch (2018). It only delivers power to my MacBook but doesn't charge the battery (shows a black icon at the top right-hand corner) even if ...
0
votes
2answers
67 views

How can I charge my MacBook Pro at work?

I have a 15" 2019 MBP and want to be able to charge it at work without carrying my adapter and cable back and forth. At work I have a Dell OptiPlex 7050 and two Dell monitors (one is HDMI, the other ...
1
vote
2answers
614 views

What is the voltage output of an Apple 85W MagSafe 2 model A1424 without a load?

I’m looking to understand how to test and evaluate chargers so this is a bit technical a problem. Since MagSafe is proprietary, I can’t consult a USB power distribution specification to know how ...
2
votes
2answers
1k views

iPhone 5s shows low battery symbol with lightning bolt when plugged in

I have an iPhone 5s, purchased in ~2013. The battery is original and has never been replaced. I have had charging problems with it recently - I needed to wiggle the cable to get it to charge. I ...
5
votes
1answer
2k views

iPad or iPhone doesn't charge until unlocked?

When I plug my iPhone or iPad into my laptop with the USB cable, it doesn't start charging until I unlock the device with touch ID or code. Is there a way I can change this behavior? I don't think it ...
4
votes
2answers
516 views

Has Apple indicated that some 2019 MacBook Pros have a fault relating to power, battery or shutdown issues?

I bought a MacBook Pro two days ago and when I was using it for the first time I noticed that when it drops below 40% (20%-40%) it shuts down with no warning and it's impossible to turn it back on ...
0
votes
1answer
190 views

What input voltages does the 85W Magsafe 2 power adapter accept?

I have an 85W Magsafe 2 (A1242, MD506LL) power adapter which has been happily driving my MacBook Pro from US and Canadian 110V AC power. I am about to take this power adapter to Europe. Will I be able ...
1
vote
2answers
519 views

LG Ultrafine 5K always keeps my Mac charging, is this bad?

The LG Ultrafine 5k Monitor is great for Apple computers. But the thing is that it will always keep your Mac charging, whether you want it or not. Is this bad for the battery life?
1
vote
2answers
54 views

Is there a way to figure out when was my ipad / iphone disconnected from charge cable?

Ok, it may sounds weird but I just found my iPad in the trash (yeah you've read it right haha). So the last thing I remember that I connected it to the charge cable. After I arrived home I've found it ...
1
vote
0answers
19 views

My AirPods do not keep their charge nor do they charge in general

I am having trouble charging my AirPods. I only got them a month ago and they were working completely fine. I take very good care of them, keeping them in the box when not in use. I came to charge ...
0
votes
1answer
58 views

Detect a connected USB-C charger cable that is not charging

Is it possible to detect a connected USB-C charger cable that is not charging? I mean a fully functional MacBook and a charger that is connected to a power outlet, where power is disabled. I would ...
0
votes
1answer
24 views

How can I make my iPhone 5S go back to charging from my Dell Windows laptop USB port?

My iPhone 5s, when connected to my Windows 10 Dell laptop, has recently started connecting & charging then immediately disconnecting and ending charging. I get the "double buzz" of connection, ...
0
votes
2answers
110 views

What to do if MacBook Pro 2017 uses more wattage than the charger can give?

I wanted to ask, what to do if MacBook Pro 2017 uses more wattage than the charger can give? Why I am asking this or thinking this might be a problem? I tried to play some games on BootCamp (playing ...
2
votes
1answer
243 views

Macbook battery bar showing as red; battery % jumps around; battery condition normal; out of US charging

I've been in Europe since 7/5. I've been charging my 2015 macbook pro (purchased in the US) in the UK from 7/5-7/11 and in Italy from 7/11-current. I use a power adapter (not a converter) since the US ...
0
votes
2answers
51 views

Suggestions for a safe-n-fast charger for a bunch of 6th gen iPod Touch Devices?

I have about 30 iPod touch devices that connect to a charger with multiple ports on it. There are 4x 5V/2.4A ports and 4x 5V/1A ports on the device that charges them. It seems as though the the 5V/...
2
votes
0answers
68 views

Standard charger for Macbook Pro insufficient [duplicate]

I recently bought a MacBook Pro (15-inch, 2018) and I am using the OOTB Power Adaptor (87W) and USB-C cable. I am finding that when I run computationally expensive processes (e.g. I utilize multiple ...
0
votes
2answers
605 views

Mac Air (2015) keeps shutting off immediately after being unplugged from charger

My air which is 4 years old now keeps shutting off immediately if it gets disconnected from the charger. It won't even turn on if it's not plugged in. It started happening about a month ago randomly, ...
3
votes
3answers
359 views

Is the thicker USB C cable included with the MacBook Pro charger necessary for its higher current capacity?

My new MacBook Pro came with a USB C charger and an associated cable. I'm noticing this cable is a little bit thicker than other USB C charging cables I've seen. What safety and charge carrying ...
6
votes
4answers
10k views

MacBook Pro: Battery icon shows as charging even when not connected to power source

I have a 13" 2017 MacBook Pro no Touch Bar model. It is not connected to a power source but it still shows as charging. While this is not affecting my Mac's performance or anything, but now I don't ...
1
vote
0answers
154 views

2017 13-inch Macbook Pro will only charge at 12 Watts

Recently, I have been having battery issues. I lost the 61W charger that came with my Macbook several weeks ago, and in the mean time used a 12W iPad charger. This didn't work fantastically well but I ...
2
votes
2answers
13k views

2017 Macbook Won't turn on - Displays battery icon

My wife's 2017 macbook won't turn on/charge. It just displays this battery icon, with the red bar of the battery flashing intermittently. It's currently plugged into the charger but this doesn't seem ...
1
vote
1answer
1k views

Shouldn't Apple consider allowing use of Apple Pencil while it's charging?

I have an iPad 2018 with 1st generation Apple Pencil. I am trying to use it for taking notes while it is connected to USB-cable charging, but surprisingly it doesn't work even though it is recognized ...
1
vote
0answers
354 views

View charging speed (in watts) on iOS

Somtimes I am curious what speed my iPhone in charging at. If I attach my iPhone to the charging brick which comes out of the box, it will charge at 5W. If I attach it to an iPad charger, it will be ...
1
vote
0answers
42 views

Is it safe to charge my MacBook Pro with a 24W solar panel with USB-C? [duplicate]

I charged my 2016 13" MacBook Pro i7 with Touch Bar this morning with a 24W solar panel. I am not sure if this is safe to do longterm for the the laptop. Am I damaging the MacBook if I do this? What ...
0
votes
0answers
2k views

MacBook Pro 2015 won't turn on

I got a 13" 2015 MacBook Pro 13 and today it turned off because I didn't have the charger with me. Now when I plug the charger and try to turn on, it shows an almost empty battery and a lightning bolt ...
1
vote
1answer
26 views

Does Macbook Pro charging profile depends on electricity grid?

The questions might sound silly at first sight, but let me share my observations so far: I'm in the U.S. right now where I use the charger I got from IT and I see that my MPB charges slowly. It says ...
1
vote
0answers
375 views

How to charge iPhone from MacBook Pro overnight?

I want the iPhone to be charged connected to the MacBook Pro while I am sleeping. When I connect the iPhone, the computer charges the mobile battery. But when I wake up, the cellphone is not fully ...
1
vote
1answer
311 views

What are the requirements to charge a Macbook Air?

I have a 2017 13 inch MacBook Air, and I also have a big power bank. I am wondering, if it would be possible to charge my MacBook Air using that power bank. The power bank only has an output of 5V/2....

1 2
3
4 5
14