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Questions tagged [charging]

Concerning hardware issue with recharging a battery

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0answers
24 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
1answer
34 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
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1answer
133 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 ...
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0answers
19 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 ...
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0answers
17 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 ...
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0answers
17 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 ...
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0answers
15 views

Can I use a powerbank to charge a turned off macbook?

If its allowed I'll link an example case. Powerbank Output:DC 5V/2.4A, Type C 5V/3A. Laptop is 2015 MBP 13". Someone told me it's MagSafe 2 power socket won’t charge with anything lower than about ...
1
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1answer
23 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 ...
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0answers
47 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
40 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....
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3answers
67 views

MacBook Pro only charges with smaller MagSafe 60W

My MacBook Pro 2.3ghz i7 mid-2012 stopped charging and the light on the charger doesn’t show up anymore. I thought it was the MagSafe 85W and got a new one, but my MBP is still not charging. The ...
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1answer
29 views

Can I charge a power bank through charging MacBook

I have: 15" 2018 MacBook Pro with USB Type-C ports. Xiaomi PowerBank 3 Pro with 1 Type-C input/output and 2 regular USB outputs. Can I charge my MacBook via MagSafe, and simultaneously charge Xiaomi ...
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2answers
116 views

Is there a lightning cable power splitter / double charger?

A small example use case will make this clearer. I have a really long lightning cable that I use to charge my iPhone on my bedside table at night (there's no wall socket close). I'm thinking of buying ...
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0answers
19 views

MacBook battery versus Tesla or Chevy Battery [duplicate]

I am curious to know from other users who are knowledgable with LiION batteries. I work on a MacBook and just recently got a new machine. From all my research of LiIon batteries, the optimal life to ...
6
votes
3answers
2k views

iPad being using in wall mount battery swollen

Ive got an install with an iPad mini 4 installed in a wall mount running locked to a single app. The wall mount has a POE to USB adaptor built in. The iPad is powered by a TP link POE adaptor : https:...
0
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1answer
30 views

Macbook battery runs flat while “charging” with nearly full USB Brick

Road warriors buy Macbooks for untethered working and at times find themselves in a place without a powerpoint. So charging a Macbook from a USB Brick is a fundamental operational requirement. I ...
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0answers
226 views

How can I evaluate the safety of these Magsafe 2 USB-C Charge Cables?

They look like and claim to be USB-C to Magsafe 2 cables, that allow you to charge up on the go from a USB-C wall adaptor. Link 1: https://jgotech.com/collections/usb-c-power-delivery/products/...
3
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1answer
950 views

How can I check how many times an iPhone or iPad has been charged?

On my MacBook Pro, I can see in the About this Mac → System Report → Power link, how many times the laptop has been charged. It lists the condition (currently as "Normal") on my laptop. I've seen it ...
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1answer
22 views

How long does it take for an initial charge with MBP?

We unboxed a new 2017 MBP three hours ago. I wasn't expecting it to start by opening the lid. I then went through all the stuff you have to do when you startup (icloud, apple id, etc) It was at 34%. ...
2
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2answers
137 views

Should a 3m cable charge speed be significantly different than a 1m cable?

I recently bought a 3m (meter) Apple charging cable and found that it was charging my iPad slower than usual. I plugged it to a USB tester and found that it charged at ~5v 1A. By comparison, my 1m ...
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1answer
23 views

iPhone 4s repetitive charging sound with black screen

This didn't happen before so it's new. Every time the iPhone is out of battery and I plug it, it doesn't show up on screen that it is charging and keeps repeating the plunging sound. And it won't turn ...
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0answers
22 views

Can I add a jumper from charger to battery in a MacBook pro 2012 that is not charging?

The proposed solution to a non charging MacBook. Will this work? Add a jumper from charger to battery, this is to bypass current sensing circuitry and SMC. All, or some of which may be the root cause ...
0
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1answer
59 views

MacBook chargers turns green, then red, and then stops charger

I have been using a MacBook charger for about 6 months, and now I tried to use another one which I have used before with this MacBook. Now, the battery is low enough that the MacBook can’t start, ...
1
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1answer
870 views

iPad mini won't turn on/charge

I have had my iPad mini for a long time, and it's been having issues for the past year. Whenever I let it completely loose power, it takes forever to actually turn back on. When I have it plugged in, ...
0
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0answers
537 views

iPhone X won't charge from 2017 MacBook Pro

A few days ago, my iPhone stopped charging from my laptop. I have tried some suggestions and contacted Apple support, but neither was helpful. My phone will charge if it is connected to anything ...
2
votes
1answer
35 views

Can I safely charge&use my macbook with the adaptor below? [duplicate]

I need to use an Ethernet cable, VGA monitor, usb connection and power cable in same time with my macbook. That's why i need an adapter because my macbook has only one usb-c port. Let me share a ...
0
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0answers
25 views

MacBook Air battery not charging - very strange issues [duplicate]

I have been repairing a water-damaged MacBook Air 2015. Initially the machine would only boot with the battery disconnected and power connected, but then die after around 20 minutes. The MagSafe light ...
0
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0answers
63 views

Macbook Air 11" 2015 model A1465 not charging [duplicate]

I installed a new SSD, formatted it, and Mojave OS was installing when suddenly, the battery stopped charging. All I get now is a picture of a red battery with a low charge. If I remove the adapter, ...
0
votes
1answer
158 views

Can you charge an iPad and connect a USB-C device at the same time?

There seem to be many USB-C adapter hubs, which convert USB-C to other types, and HDMI. When searching for "USB-C hub" you normally see adapters. However, I actually don't want a USB adapter, as they ...
9
votes
2answers
3k views

How to charge MacBook Pro quickly from an iMac?

I am charging a MacBook Pro using a Thunderbolt 3 cable plugged into an iMac. This charging speed is exceptionally slow. The image shows 5+ hours to charge the laptop. I am using: 2018 MacBook Pro ...
2
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2answers
40 views

brand new iPhone XS seems to run out of juice quite quickly - when should I charge it? [closed]

I've been using a company iPhone for quite some time now, and I found it to be much better than my Android personal phone, so I decided to buy a 256 Gb iPhone XS. I like it much better than my Samsung,...
2
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0answers
32 views

Does iPad still use its battery when it is connected and fully charged?

I use my iPad on my desk with a stand everyday and it is connected to usb cable, which also charges iPad. It usually stays at 100% charge since my cable is connected. In this case...does my iPad ...
1
vote
1answer
29 views

MacBook Pro not loading although power adapter is connected

I own a new MacBook Pro (bought three weeks ago). Since I don't want to exhaust the 1000 expected full charge cycles this battery is rated at, I connect the MacBook with the power adapter when I'm ...
0
votes
1answer
49 views

Does charging and CPU usage affect each other?

If I use the CPU heavily while charging a Mac, how much slower will the charging be? It would be interesting to hear if someone has data how many minutes it takes to: Charge 0-100% while using ~0% ...
0
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0answers
17 views

MacBook won't turn on without a charger even if the battery is fully charged [duplicate]

I started noticing that my MacBook Pro Mid 2014 won't turn on without the charger plugged in, I think this is randomly happening. Here is a screenshot from Battery Health app. If the charger is not ...
1
vote
3answers
924 views

Which charger to get fast charging of iPhone XR?

I'm about to buy an iPhone XR. Technical specification says it's possible to charge 50% of the battery in 30 minutes. However, seems that the provided 5W charger is not able to do that. I've been in ...
1
vote
1answer
52 views

Is this MacBook charger counterfeit?

I bought a supposedly original charger for my MacBookPro9,2 (A7A048) 2012 Macbook pro. It does feature the apple logo etched into the plastic, it also says Designed by Apple in California ...
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0answers
13 views

Mid 2013 MacBook Air charging fine but the light on the cord is out

I tried resetting the SMC as I saw this repeatedly being suggested as the solution but this did nothing. Computer charges fine but any light on the cord is out. Any other suggestions? Am I damaging ...
0
votes
0answers
27 views

What is the best charging strategy for a macbook? [duplicate]

I heard several strategy about macbook power supply connection: keeping alway at least 50% of battery level let unplugged until reaching the 10% warning perform once a month a full discharge What is ...
0
votes
0answers
32 views

Weird behavior when charging iPhone on MacBook

When I connect my iPhone to my MacBook to charge it, a sound is played on the iPhone, the green battery symbol appears instead of the clock, the small battery symbol the upper right corner turns green ...
3
votes
1answer
1k views

How to determine if my iPhone XS is Fast Charging?

I recently got myself a USB Type C to Lighting Cable and a 30W USB Type C Adaptor(USB-PD). When I plug in the charger to my iPhone, I find my phone charging noticeably faster than normal but there ...
0
votes
1answer
35 views

Macbook mid-2010: no power after ssd upgrade

I changed my HDD to a SSD using ifixit guide on my MacBook Unibody Model A1342 (mid-2010). But after reconnecting the battery, the Mac seems to be dead (MagSafe light off, no chime, no fan, nothing)....
1
vote
1answer
38 views

iPhone 7 deactivated – Won't get recognized on any Mac/PC

I've bought a used iPhone 7 two weeks ago and later found out that the proximity sensor didn't work. So while being in my pocket, it apparently tried too many codes and hence is deactivated now. Now ...
1
vote
1answer
48 views

MacBook Pro's battery charging only to 27% [duplicate]

I have a 2017 15" MacBook Pro. A while ago I posted question related to issues with battery here: MacBook 15" (2017) - Battery Charging Problem What's funny is that that problem solved itself ...
2
votes
1answer
67 views

How to keep lock screen always on when connected to external monitor and charging

I'm using a 3rd party utility to set very eye pleasing wallpapers on my 2013 MacBook Pro running macOS Mojave 10.14.2. Now I don't get to enjoy the beautiful sceneries in the background while I'm ...
1
vote
2answers
663 views

13" MacBook Pro 2017 randomly shutting down

I bought a new Mac and have had it it for like 1 week now. I noticed it turns itself off at 8% but I wasn't worried. Then it started shutting down on like 17%-20% cca. When you plug charging cable ...
1
vote
2answers
71 views

Problems charging older iPad

The iPad was bought 5 years ago, it runs iOS 9.3.5 and claims to be up to date. The battery is fine - it does hold the charge, and it does charge fast (when it decides to charge). The cable is also ...
2
votes
2answers
1k views

Where can I find original MacBook Pro batteries?

I have a 2011 13" MacBook Pro. I have replaced the battery once, replaced the charger two times (because it wore off/tore up). I have replaced the original drive with an SSD and pumped up the RAM so ...
10
votes
5answers
5k views

Can I charge a 2017 MacBook Pro with a third-party USB C power adaptor?

I've got a 2017 MacBook Pro which comes stock with an 87W USB C Power Adapter. I want to purchase an additional power adapter, but I don't require an official Apple one. I notice that Anker make one ...
2
votes
1answer
16 views

Can micro-USB android device (Redmi 4 (India)) be charged using a hybrid converter (USB type-C to type-A) with MacBook Pro high watt charger?

I have MacBook Pro (15'', 2017 model). It comes with a very high voltage charger with USB type-C port. I have a hybrid converter (USB Type-C to VGA + USB Type-C + USB Type-A). I want to charge my ...