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Questions tagged [charging]

Concerning hardware issue with recharging a battery

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26 views

Force charging a iPad 4 battery [on hold]

I recently found my iPad -- it's a 4th gen and it hasn't been used in a long time. When I plug the cable it just keeps rebooting and not turn on. I tried so much pressing home and power buttons and ...
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17 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 ...
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0answers
15 views

MacBook Air A1466 has battery issues after sleep

I have a MacBook Air A1466 that was having battery issues. I replaced it with a new OEM Apple battery, which seemed to resolve the problem. However, now something new has come up. If I charge the ...
7
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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:...
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1answer
28 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
50 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/...
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1answer
644 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
18 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%. ...
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2answers
78 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
22 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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19 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 ...
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1answer
36 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, ...
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1answer
213 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, ...
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0answers
133 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
29 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 ...
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0answers
24 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 ...
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0answers
34 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, ...
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1answer
48 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 ...
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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
32 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 ...
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1answer
24 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 ...
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1answer
47 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% ...
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0answers
13 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 ...
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3answers
255 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 ...
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1answer
44 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 ...
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0answers
23 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 ...
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0answers
27 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 ...
4
votes
1answer
433 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 ...
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1answer
33 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)....
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1answer
33 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 ...
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1answer
27 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
53 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 ...
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2answers
281 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 ...
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2answers
67 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 ...
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2answers
523 views

Where can I find original macbook pro batteries?

I have 2011 13" MacBook pro. I have replaced battery once, replaced charger two times (because it wore off/tore up). I have replaced original drive with SSD and pumped up RAM so my MacBook runs pretty ...
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5answers
4k 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
15 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 ...
3
votes
1answer
244 views

MacBook 15" (2017) - Battery Charging Problem

Since yesterday my MacBook charges really slow, so I gave coconutBattery a try, and it showed that my MacBook is only charging with around 14 Watts. I am charging with an Apple 86W Power Supply. So ...
2
votes
2answers
81 views

Macbook battery [duplicate]

I have a macbook pro 2010 15 inch A1286. My problem is that the power adapter is plugged into the MacBook but it indicates that the battery is not charging and "Power Source: Power Adapter". The ...
1
vote
1answer
905 views

Why do I see “Cannot Use Thunderbolt Accessory”?

I purchased a brand new MBP and a cable was included in the box, it has USB-C type connectors on each end and works for charging the computer. When, instead of charging with the brick, I plug it into ...
5
votes
2answers
712 views

Safe to use USB-C Charger (adapter) for Macbook Air 2013?

Ok I have a company MacBook Pro that has a USB-C charger and a personal MacBook Air 2013. I have an adapter that I use to connect all things on Pro: My Air charger stop to respond. Can I use the USB-...
0
votes
1answer
617 views

Battery Not Charging, remains at 0% [duplicate]

I have an Early 2015 MacBook Pro Retina, which I hard-restarted earlier (holding the power button) due to a software crash. It turned off just fine but refused to turn back on again (no backlight, no ...
2
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0answers
88 views

Macbook not charging after depleting battery

OK, this is a bit of a weird one. My wife, thinking someone damaged her Macbook's cable, unplugged it. She then ran the Macbook until it shut down by itself. When I got home, I tested the cable and ...
2
votes
1answer
646 views

iPhone 7 won't charge consistently from MacBookAir 2015

I've had my MacBook 11' 2015 Air since July 2016 and my iPhone 7 since April 2017, and my phone never had any issues charging on my Mac. I'm not sure when it started, but at some point both USB ports ...
3
votes
3answers
597 views

What are dos and don'ts when charging an iPhone / Apple device? Can I charge the phone all day long?

I usually charge my phone all day and night long. All day long, because at work I connect my phone with my laptop, and all night long because when I go sleep, the phone will be charged overnight too. ...
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0answers
28 views

the battery of my MacBook Air is not charging and the icon not showing in menu

the battery of my MacBook Air is not charging and the icon also does not show on menu bar. when I click on the box in System preference, power back up the icon come to the menu bar for a second and ...
2
votes
0answers
68 views

Magsafe problem: only works in certain positions

I recently bought a brand-new, genuine Magsafe 60W charger for my mid-2010 MBP (my previous charger died suddenly after months of extreme fraying). Within a few hours of using it, strange and bad ...
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2answers
1k views

Can you charge a 2018 Macbook Air through a USB-Hub?

In other words I want to plug the hub into my Macbook Air and the power into the Hub [Power]-->[Hub]-->[2018 Macbook Air] I bought 2 hubs and neither seems to be able to do this. I tried a ...