Questions tagged [charging]

Concerning hardware issue with recharging a battery

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iPhone charging from MacBook Air 2017

I have an issue when I plug in my iPhone 11 Pro Max into my MacBook Air 2017. The issue is that it starts to charge for like 1 second, disconnects for 5 seconds, and then loops like that. Do you think ...
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1answer
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Macbook Pro 16 Thunderbolt ports dead/damaged twice after used with Samsung CJ89 43" monitor with USB-C

I have a brand new 2019 MBP and I hooked it to a Samsung CJ89 43" monitor directly through USB-C. It worked for a while and then suddenly the built-in screen started flashing and then the ...
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My phone gives me charge load for my bluetooth headset why wont my mac? [duplicate]

My phone gives me charge load for my Bluetooth headset why won't my mac ? I couldn't find an app for that specific need. I've only seen this Q&A on apple.com on this very topic: Any pointers ? (my ...
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1answer
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Charging 7th generation iPad using MacBook Pro 61W USB-C Power adapter

When I'm not at home, I'm used to charge both my MacBook Pro (2017) and my iPhone 8 with the MacBook charger for convenience. I have recently bought a 7th generation iPad, and I would like to know if ...
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1answer
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My 13” MacBook Pro 2020 Thunderbolt port not working/charging

I bought this brand new MacBook Pro few weeks ago, now one of the two Thunderbolt ports are not working. When the MacBook starts, the battery icon is black filled with a bolt inside. The system ...
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1answer
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Why are my iPhone 7 charge & transfer contact & cable less and less reliable (keywords: loose / defective contact, slack joint)?

Why are my iPhone 7 charge & transfer contact & cable less and less reliable (synonyms: loose / defective contact, slack joint)? Of course, the question stands for any iPhone version with the ...
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35 views

MacBook Pro will not boot - shows “low battery, charging” screen

I have a 15" MacBook Pro (2015 Retina). On Friday I closed the lid, disconnected from power and put it away. Today, I tried turning it on but I got the low battery screen. Little surprising but I'...
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1answer
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Can I charge my MacBook Pro from an older iMac?

After dropping my 2012 MacBook Pro, the build-in magnetic MagSafe charging system doesn’t seem to be working any more. Is there a way to charge it from an old (2002) iMac, to recover my files? Or any ...
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1answer
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ipod is not charging

When I connect my iPod shuffle to my computer it is not pulling up the profile that I can put music on normally it will pull up but it not pulling it up for me, and it won't charge it. Another thing ...
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2answers
57 views

MacBook Air 2015 MagSafe charger is too hot to touch

In the last couple of weeks, I've noticed my charger connector (the part which connects to Mac) is too hot to touch and also there are some pins a bit burnt (it is happening slowly but getting visibly ...
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Macbook Pro 2019 and Dell D6000 docking station battery charging [duplicate]

I've recently purchased a Macbook Pro 2019 and I'm using it with my existing Dell D6000 Universal docking station to render three HD displays. The display set up is working perfecly. I've connected ...
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1answer
33 views

How long do I have before the battery status changes from service recommended to replace now?

I have an early-2015 MacBook Pro 13" whose battery status has changed from normal to 'service recommended' state. The cycle count is around 367 and the battery backup runs strong at around 4-5 ...
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52 views

2017 MacBook Pro starts with a question mark folder when there is less charge and when it wakes up from sleep

My 2017 MacBook Pro reboots with a question mark folder when the charge is below 50%. When I connect my charger, it starts normally. I also noticed when the Macbook goes to sleep and wakes up, it ...
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1answer
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Macbook pro not turning on

I have 2016 MacBook Pro non-touch bar model. One day while using it I connected charger with it and as I connected charger it shut down. I tried to turn it on and tried SMC reset but it did not turn ...
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0answers
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Battery charge status decreases while plugged in charging [duplicate]

so I have a 2019 MacBook Pro 16" on Catalina 10.15.5. I recently got it back from the shop - upper case replacement for bad keyboard that included replacing the battery as part of the repair. ...
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1answer
109 views

Macbook Pro 16“ fried all USB-C ports after using a Samsung 43” monitor

I'm trying to understand what happened to my MBP because it's a rather weird situation. I hooked my MBP to a Samsung CJ89 43" monitor directly through USB type C. It worked for a while and then ...
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4answers
310 views

MacBook Pro randomly discharges from 100% to ~90% when plugged

My 15 inch 2018 Mac Book Pro with Mojave 10.14 randomly starts draining battery when plugged in. When I try to move the cable, change the power cable to a different USB slot nothing helps. The battery ...
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1answer
48 views

How do I convince Apple support that my iPad battery failed?

I have a 1st gen iPad Pro 12.9". It's 4.5 years old. A week ago it started repeatedly rebooting about two minutes after boot. When booted it shows battery at 3% or 4% but once showed it at 100% (...
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15 views

OEM adapter will only charge if the battery is first disconnected from the logic board before it's plugged in

I'm trying to get to the bottom of this weird issue I seem to be having. I have a OEM charger that wouldn't seem be charge my Macbook pro 13 retina (late 2012), model a1425. I recently did a battery ...
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0answers
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Would an iPhone charging cable electrocution cause lasting damage?

Some time ago I accidentally touched the tip of a 2-meter long iPhone charging cable while the charging adapter was plugged in. It gave me a slight jump but nothing more than that. I was indoors and ...
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1answer
35 views

My Mac Book Pro switch between charge and not charge when running a long program

When I am running a very long program (e.g. A long python script) and when I plug in the charger, my laptop will switch between charging and not charging very frequently. However, if I stop that ...
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1answer
45 views

MBP16 charging: After sleep mode no charging (but with charging icon), restart helps

I have strange charging behavior that started some time ago. My MBP16 (Catalina 10.15.5 (19F101)) just stopped charging until i do some actions. [!]ITS HAPPENING RANDOMLY, not all the times. AND EACH ...
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2answers
54 views

MacBook Pro will only charge if using a 3rd party adapter after battery replacement

I’m having a bit of a weird situation. After running a program that really seemed to overheat my computer, a few days after my charger stopped charging my 13” Late 2012 Retina MacBook Pro. It was ...
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1answer
68 views

Turn off power output from a USB Type C Monitor

I'm currently using my MacBook Pro with an external Benq Monitor (4K HDR) with a USB-Type C connection. The problem is that it's also simultaneously charging my laptop over this same connection and ...
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2answers
848 views

Can the 1m Apple USB C cable charge the 13 inch MacBook Pro at full speed?

I'm wondering if the 1m Apple USB C cable can charge the 13 inch MacBook Pro safely at full speed (i.e. 60W). From my knowledge, all certified USB C cables support 60W charging, which means it should. ...
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Macbook Pro: Battery draining and CPU throttling or overheating with OWC dock

Yesterday my 2018 15" MBP slowed to a crawl near the end of the workday. I use it with an OWC Thunderbolt 3 dock, which is driving two monitors, an ethernet connection, and a USB hub. My biggest CPU ...
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0answers
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Is it actually safe for battery health to keep power adapter plugged if MacBook is charged (Mac OS10.15.5 )? [duplicate]

Sometimes I do small gaming on my MacBook Pro and it discharges quite quickly while running games. I understand that this is normal for every laptop. But in the latest update 10.15.5, there is a "...
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0answers
18 views

MacBook Pro (15-inch, Early 2011) 85W AXXX compatibility issue [duplicate]

Hi I have bought MacBook Pro (15-inch, Early 2011) recently and there was a problem with it. It was charging really slow. 8 hours of charging for full capacity charge. And then I found out the guy I ...
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2017 MacBook Pro Battery Not Charging [duplicate]

Having a problem with my recently purchased refurbished 2017 15" MacBook Pro. Yesterday it suddenly shut down and after rebooting, I noticed the battery was at 1% despite being plugged in. Now if it ...
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253 views

Apple Diagnostic Result PFM006 and Kernel_Task taking upto 300 % of CPU and Depleted Battery

My Macbook Air (2018) Retina battery has depleted within 130 cycles. I was running Windows via Bootcamp in heavy load, letting it discharge fully and charge repeatedly. If I unplug from power source ...
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1answer
50 views

My iPhone SE only boots on quick charge

When I try to boot it it shows the Apple logo for a second and then gives up, same with Recovery mode. When I put it on quick charge it boots up and works but when I unplug it, it slows down and then ...
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1answer
38 views

USB-C cable for MacBook Pro 2019 16" - fully supported charging cables?

I can see this question has been broached before but I want to clarify if anything has changed with the MBP 16", which is a 96w device. Does this have any special additional standards / features that ...
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1answer
22 views

Charging Earbuds Charging Case 5V DC (USB C) with 96W Apple Macbook Charger?

Today I connected my 96W Macbook Pro Charger to my Mpow M9 Wireless Earbuds Charging Case (purchased a week ago) which also has Type C charging port. Within few seconds of connecting, smoke started ...
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1answer
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Will it be fine to charge my iPad with 61W MBP charger

I have a MBP charger which is 61w. I normally use it for charging my MBP. Can I use it to charge my iPad 5th Generation? Will it cause any damage?
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Does using apps while the iPhone X is plugged in run down the battery health?

My question is pretty similar to this from a few years ago: When plugged in, does the iPhone use the battery or the external source during heavy use? Basically, I was looking to use my iPhone X with ...
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0answers
106 views

Can Dell P2421DC charge 16" MacBook Pro? [duplicate]

The Dell P2421DC product manual says it can deliver 65W via USB-C. Can it charge the 16" MacBook Pro?
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1answer
387 views

Battery not charging at only 35 cycles - recoverable?

I bought a second-hand 12" MacBook and was disappointed to discover it doesn't charge. I'm expecting to return it, but I'm frustrated that I can't fix it. The battery is showing at 35 cycles but not ...
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0answers
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MBP retina 2015 won’t power on after SMC reset

I was using my computer while it was plugged in and the light on the Magsafe charging cable was green. I noticed at the top that the battery indicator was at 78% and was not indicating it was charging....
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0answers
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Can I use any 5 volt 2 ampere (that is, 10 W) charging adapter to charge my iPad 2018? [duplicate]

My iPad's charging adapter has malfunctioned. The lightning to USB cable is fine. My place is likely to be under a Covid19 lock down for at least two more weeks, so I cannot get a replacement soon. ...
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1answer
64 views

MacBook Pro 2017 without Touchbar Not Charging

I just got a used MacBook Pro, 2017 without the Touchbar. It has 2 USB-C Ports on the side. I'm not using mobile much, but I do sometimes. At my desk I'm using a USB-C device that gives me an HDMI, ...
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1answer
26 views

What is the name of the long cable/plug attachment on the MacBook MagSafe charger?

My MacBook 2015's MagSafe charger has two attachments for plugging it into the wall: a simple plug, which slides/snaps onto the charging block a loooong cable, one end of which can slide into the ...
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0answers
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MacBook pro stops charging when the laptop closed

I'm using MacBook Pro 13 inch 2019 version with USB-C cable. The problem is that while charging, it stops when I close the lid. Does anyone know why this happens? and How to solve this?
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2answers
1k views

MacBook Pro battery drains when connected to AC power

I've been experiencing a very annoying problem lately. Often, I've got my MacBook Pro connected to power when I'm working from the office. At home, I often leave it unplugged until the battery is too ...
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0answers
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MB Pro 13" 2017 - Small Shocks / Static Charge when on charge Grounding through me. Stops when I take feet off floor / unplug macbook

I know this question has been seen a lot - and I'm relatively sure its safe. Just wondering how to get a grounding charger. I have 3 pin UK plug with metal grounding pin HOWEVER there is no connector ...
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0answers
20 views

Macbook Pro 15” (touch id) displays battery icon

I sent my Macbook Pro 2018 to Apple because it stopped working. They themselves couldn’t figure out what was wrong with the computer, other that it was really dusty in the inside. Anyway, I paid ...
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1answer
39 views

MacBook Air doesn't start - no power on

MacBook Air not starting after SMC reset. Earlier, my Mac was not starting after SMC reset or NVRAM reset. The charger light was green. Nothing was happening on SMC reset. Battery Status was Service ...
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1answer
31 views

Is there any more technical information about the iPad/iPhone charge management feature?

According to Apple, a new "charge management" feature which reduces the maximum capacity of an iPhone or iPad device when it is plugged in for prolonged periods of time. This was quite interesting to ...
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2answers
65 views

Force USB C MacBook to run off AC power

Is there a way to force a MacBook to stop charging the battery when it hasn't reached 100% and then run off of AC power? There was a way to do with with MagSafe 2 chargers.. What about USB C MacBooks? ...
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1answer
48 views

Macbook Air 2013 won't boot up; Charging cable never turns green, always amber

I have a 2013 MacBook Air 13" (A1466), which all off a sudden wouldn't boot up. The charging LED on the cable was always green. I then attempted: Holding the power button down 10 secs SMC Reset ...
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0answers
14 views

iPhone disconnecting and reconnecting from MacBook laptop [duplicate]

I am trying to charge my iPhone 7 from my MacBook. When I plug my iPhone 7 via the provided lightning USB cable into my MacBook Pro Mid-2015, it keeps vibrating incessantly while disconnecting and ...

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