Questions tagged [charger]

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Force discharge with USB-C

I have a 2019 MacBook Pro with 4 USB-C ports. I also carry a Microsoft Surface with me. Sometimes, if the Surface is dying, I want to charge it with the MacBook Pro. When I connect them via USB-C, the ...
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2 votes
1 answer
38 views

MagSafe charger adapter to a new Mac Air USB-C charger

I just bought a new Mac Air that uses the USB-C charger but I have 3 of the old MagSafe chargers. Is there any way that I can buy an adapter so as to not have to throw out these chargers?
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AC Charger cannot charge MacBook Pro, but another MacBook can

My girlfriend woke up to realize that her charger cannot charge her MacBook Pro (2017 model running macOS 10.14.6), so she borrowed mine (2017 model running macOS 12.2.1), but that didn't work either. ...
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Can I use an old power adapter extension cable with new M1?

I have 2 Power Adapter Extension Cable's. 16" 2019 MBP: 125V~ 2.5A 16" 2021 M1: 125V~ 7A Can I use the 2.5A one, on my M1? Would using the 2019 one with 2.5A be a slower battery charging ...
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Is it recommended to use a Macbook charger with yellow stains?

Is it safe and recommended to charge my Macbookpro with a usb-c charger that is 2 years old and has yellow stains at the tip?
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1 answer
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Is it recommended to use old Macbook charger with M1?

I got a 16" 2019 MBP and 16" 2021 M1. MBP came with 96W charger with usb-c=>usb-c M1 came with 140W charger with usb-c=>magsafe Is it safe and recommended to charge my M1 with the ...
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  • 1,113
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What can I safely charge with the apple 20W power plug?

I once plugged a macbook air usb-c charger on a wireless speaker and it completely screwed the battery, so apparently, I can't charge any battery with any charger. I just got a 20W apple charger for ...
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Charging MacBook with Phone charger and vice versa

I have a 2020 MacBook air M1 that comes with a 30w charger, and a Poco M3 that comes with a 25w charger. each charger has the maximum output power on the respected device, but when I switch the ...
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0 votes
1 answer
89 views

Whether this wireless charging speed for iPhone is 7.5W or not?

iPhone SE 2, iOS 15.2, MagSafe wireless charger From 11% to 31%: 1.21% per minute. From 43% to 64%: 1.03% per minute. From 63% to 68%: 0.87% per minute. Do you think the speed is 7.5W or at least ...
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1 vote
1 answer
79 views

Identifying charger for each mac

As we are many people living together and each at his/her MacBook some M1 and some old, the chargers get mixed a lot. Is there a way to identify from number/printed text on the charger which model it ...
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Disable charging sound on iPhone

I'm using an iPhone SE with iOS 14.42. When plugging a charging cable into the phone, it makes a notification sound if the Silent Mode is off. The phone makes no sound if the Silent Mode is on. How ...
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3 votes
1 answer
2k views

Can I charge my new iPhone with iMac

Recently I bought an iPhone online and it's delivered to me today. I don't have a charger brick with me and the charger I ordered is still on the way and will reach me only by tomorrow EOD, so is it ...
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1 vote
1 answer
146 views

Used 20v Adapter on 14.85v Mac Air: Now It Will Not Turn On! What circuit needs to be replaced for an overvoltage burnout?

My wife ordered a new adapter for her 2013 Mac Air Model A1466, Amazon sent the wrong one and we did not notice because the mag fit perfectly and it appeared to charge. This seemed to charge fine for ...
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1 vote
0 answers
206 views

Find serial number of previously connected macbook charger

I lost my (MacBook Pro Thunderbolt-3/USB-C) charger in my school, and I want to believe that someone took it mistakenly, not that someone stole it. To increase the likelihood of finding the charger, I ...
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2 answers
214 views

Does the AV Multiport adapter charge big MacBook Pros?

I have a 16 inch MacBook Pro (2019) and if I connect the charging cable through the USB-C AV Multiport adapter (USB-A, HDMI, power), my MacBook Pro won't charge. Is this expected behaviour? The ...
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2 answers
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Is there a cheap and easy means to evaluate iPhone chargers and cables?

Is there an app for iPhone and iPad that will indicate charge voltage and current? Is this information available to the user already by some means I am not aware of? And without jailbreaking or some ...
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Macbook air '14 adapter on new Macbook pro

I have a MacBook Air from 2014. In its charger, I attach the following component (a). I got a new MacBook Pro 16 but unfortunately it came with (what I presume to be) an american adapter (b) as you ...
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1 answer
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Can i use a 3rd party USB C cable to charge a Macbook pro?

Ive got a 2017 MBP which requires a 87 watt charger. I use the official apple charger, but can i use any brand USB C cable to connect the charger to the MBP ?
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2 votes
0 answers
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Macos thinks a charger is connected when none is

I'm seeing a curious issue where my MBP (running Catalina 10.15.7) is showing an AC Charger connected when none is. I'm seeing this happen with multiple USB-C chargers, and not seeing those same ...
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Why sometimes the charger for iPad Pro cannot charge for Macbook Pro

Why sometimes the charger for iPad Pro cannot charge for Macbook Pro. I use the charger for iPad Pro to charge Macbook Pro, sometimes it can be used to charge the Macbook Pro while sometimes it cannot ...
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1 answer
521 views

iPhone 12 charging

What I read about charging an iPhone 12 seems very confusing. Here's what I understand and my questions. It supports wireless charging at 7.5 Watt. It supports wireless charging at 15 Watt with a &...
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11 votes
2 answers
24k views

Will using higher wattage chargers degrade iPhone battery more quickly?

I’ve been using an iPhone 8 Plus for exactly 3 years and have been using the usb 5W wall charger that came with the box. I’ve never used any other charger, and has always charged by phone with 5V/1A. ...
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1 vote
3 answers
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Charging MacBook Air with a fast charger from usb-c

I have a MacBook Air 2020 and forgot my charger at work. Evidently I need to charge it in a few hours. I have One Plus phone with a fast charger which is USB-C compatible (5V, 4A). Could I use it to ...
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0 votes
0 answers
233 views

Verify if my 18W Apple charger is original

Is this Apple original adapter?
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2 votes
0 answers
36 views

Command to identify which port the power adapter is plugged into?

Is there a command that will show which port is being used for charging? From a script, I'd like to check if the power adapter is plugged in on the left, and if so print a message suggesting charging ...
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1 answer
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macbook 2016 21w charger replaced with 61watt [duplicate]

I have a late 2016 macbook with a charger that fails often. I bought one that I thought would work but am afraid to try it until I know for sure.They are both c chargers, but the original one is 29W ...
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3 votes
3 answers
1k views

Should I replace my Macbook battery, charger, or both after 5+ years of use?

I own a 13" mid-2012 MacBook Pro, and have been using it for over 7 years. I have replaced the HDD with a larger SSD, and upped the RAM to 8GB last year to improve its declining performance. ...
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1 vote
1 answer
6k views

Can I use my iPhone's 18W adapter on my MacBook Pro? And vice versa? [duplicate]

Are the new 18W power adapters for the iPhone 11's compatible with the MacBook Pro 13-inch (2019)? Is it safe? Anything to watch out for? What about using my MacBook's adapter (with the correct ...
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2 votes
2 answers
278 views

Short-circuit power outlet with two macbook chargers and one cable

So if I connect the two converters for a MacBook (with a USB-c cable between) to two power outlets. What will happen? See the picture.
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1 vote
2 answers
852 views

USB-C charger not working (MBP 2017)

My 61W charger doesn't charge my MBP 2017. But when I charge with my friend's apple charger it works. How do I fix this?
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0 votes
1 answer
103 views

Can I use my 87 watt MBP charger for other things like portable batteries? [duplicate]

I have a powerstation XXL and want to charge it with my MacBook Pro USB-C charger. Is that ok?
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Are third party chargers for iPhone bad despite having government agencies' certification stamps? [duplicate]

My usage history with Apple: iPhone 3 (2011~2013) and iPhone 8 (2018~present) I sometimes used chargers purchased from convenience stores. Although all the chargers I got had government certification ...
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0 answers
22 views

battery is not charging after liquid contact [duplicate]

After spilling a tea into the macbook 11 i have disassembled it. Cleaned everyhing with IPA and brush. Put together. Macbook is working but charger does not charge. LED does not light. System says it ...
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3 votes
3 answers
195 views

Are iPhone Wireless Chargers Good for Batteries?

I heard that the external wireless iPhone chargers for the XS MAX are not good for for the battery. Anyone know anything about this?
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1 vote
0 answers
107 views

Laptop charger getting very hot

The charger for my Macbook Air is getting very hot, to the point where it is painful to the touch. I have tried swapping out a different charger and it is also gets very hot, so I don't think it is a ...
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0 votes
1 answer
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I got a rock stuck in my charging port for my iPhone and my charger won’t go into the hole I need ways to get it out please?

Rock stuck in charging port from park is st the end of the port and I don’t know how to get it out
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1 answer
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Can a lightning cable plug get short circuited by a metal surface?

I have a couple of lightning connectors on a flat surface, ready to plug into an iPhone or iPad for charging. At the same time, a Macbook or iPad is sometimes placed near that surface. Can the body ...
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1 answer
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Can I charge a DC 5V - 2.15 A power bank with an Apple Macbook charger?

Can I charge the following power bank with a macbook chager? Power bank input: DC 5V - 2.15 A (Input port: Micro USB) Macbook charger: Apple 29W USB-C Power Adapter: 5.2V @ 2.4A, 14.5V @ 2A (with ...
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1 vote
1 answer
32 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 ...
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0 votes
1 answer
90 views

How can I ground this charger

This charger came with my MacBbook Pro which I bought from India. The other end is connected to the magsafe adapter's ground pin. What do I need to insert here?
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2 votes
2 answers
195 views

Charge my macbook pro late 2012 60W (A1425) with a 24W usb-magsafe charger - is this safe?

I have a campervan, and was wondering if I can charge my macbook pro late 2012 60W (A1425) with a homemade 24W usb-magsafe charger. I am asking this question, because I am planning to build a charger ...
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3 votes
1 answer
154 views

Using Magsafe 1 85w 18.5v adapter for MacBook Pro 2015 15''

I want to use a Magsafe 1 85w 18.5v adapter for MacBook Pro 2015 15", which normally requires a Magsafe 2 85w 20v adapter. Is the voltage difference is going to be an issue?
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4 votes
3 answers
1k 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 ...
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3 votes
2 answers
70k 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 ...
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3 votes
3 answers
172 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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1 answer
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My Ipad 2 does not want to charge: how should i fix it?

My Ipad is very old but still works well, the only thing it does not work is charging issue. The original charger was damaged, and I have replaced it with a accessory for it. Later on, when I want to ...
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1 vote
1 answer
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Is my magsave power adaptor dead?

Last night, I heard a spark noise while my mac power adaptor was connected, and the charger stopped charging my machine. There was no light on the connector. I should also say that the cable attaching ...
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2 votes
0 answers
4k views

My MacBook Air is giving me static when touching [duplicate]

I know that is because maybe the plug I'm plugin it is not grounded, I have the 3 pin power adapter, I live in Argentina where voltage is 220v from the power plug, is there any way to ground my ...
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3 votes
1 answer
87 views

My MacBook isn't charged since 2016, can I still charge now?

I have a MacBook that requires a MagSafe charger, but my charger broke in mid 2016. My MacBook was holding 40%+ charge and no longer being charged. I am wondering if I can still charge it today? If ...
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5 votes
2 answers
3k 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-...
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