Questions tagged [charger]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
127
votes
3answers
80k views

What happens if you plug more than one charger in the new MacBook Pro (2016)?

Apple's controversial decision to convert all the ports on their 2016 MacBook Pro lineup to USB-C ports contributes to blur the difference between ports that supply power (such as a power adapters) ...
29
votes
5answers
73k views

USB-C to MagSafe 2 Adapter

I have a 2015 MacBook Pro with a MagSafe 2 charging cable. My wife has a new MacBook Pro from 2016 with USB-C. I was wondering whether I could technically (in the matter of electronic feasability) use ...
13
votes
2answers
102k views

Why does my iPhone turn on when I plug it in to charge?

If my iPhone 4 is turned off and I plug it in to charge, it automatically turns itself on again. Anyone know why this happens? It appears to happen with all three iPhones in the house (a 3G, and 2 x ...
13
votes
2answers
19k views

What are the minimum requirements to charge the 2016 MacBook Pros?

As the MacBook Pro 2016 series supports various USB PD profiles, I'm wondering whether they will also charge using other USB standards, for example: USB Type-C, 1.5A or 3.0A at 5V using the passive ...
12
votes
5answers
33k views

MacBook Air Charger 45w vs 65w

Can you use a 65W apple charger instead of the 45w charger that comes with the Macbook Air? How will this affect the machine.
11
votes
2answers
35k views

Only one USB-C port will charge my MacBook Pro?

I've had my MacBook Pro (13-inch, Late 2016, Two Thunderbolt 3 ports) for over a year and I've never had any problems with charging until now. I was always able to use both USB-C ports for charging, ...
8
votes
2answers
11k views

What is this brown sticky residue in my MacBook Pro charge port?

I have just noticed a brown type of sticky residue in my charge port on my MacBook Pro, it wipes off but not completely and to me it smells like battery. Can anybody tell me if I have a problem here,...
7
votes
3answers
22k views

My MacBook Air sometimes doesn't charge when the charger is plugged in

Sometimes when I connect my MacBook Air to the charger, the charge light on the MagSafe connector does not come on (and System Information says the power is not connected and the battery is not ...
7
votes
1answer
1k views

Does the iPad 3/4 charger use a standard C7/C8 interface?

The new iPad chargers are sort of a brick containing the transformer, with a detachable corner piece containing the appropriate mains plug for wherever you bought it. The corner piece looks like it ...
6
votes
5answers
19k views

Are non-Apple iPhone chargers safe?

I discovered today that there are a lot of non-Apple low-cost iPhone (and iPad) chargers. The cost is very low, so I am concerned about the quality of such chargers. Are these alternative chargers ...
6
votes
2answers
1k views

Can I use any Apple power adapter with my MacBook?

There are 45, 60, and 85 watt power adapters for the MacBook line of portable devices (the Air, the Pro, etc.). Does the 45 watt charger which comes with the MacBook Air work with the 15" MacBook Pro ...
6
votes
2answers
1k 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-...
6
votes
2answers
3k views

Is it safe to stick an Apple Watch charger to a piece of metal when not in use?

Maybe this is a general question for magnetic / wireless charging. I'd like to let my apple watch charger stick to a metal lamp on my nightstand when not in use. Is this safe or will the charger be ...
6
votes
4answers
57k views

How much mA does an iPad need to be charged?

I want to buy an iPad charger for in my car. I have one now for my iPhone, but he won't charge my iPad. I know batteries use mAH to denote capacity, so are chargers rated by mAH or some other measure? ...
6
votes
3answers
36k views

Hot iPad charger wall adapter

The charger that came with my iPad Air the square adapter that plugs into the socket stays warm even when nothing is connected other than that it works perfectly fine. I was wondering if this ...
5
votes
3answers
6k views

Does Apple's World Travel Adapter Kit work in India?

I'm traveling to India next week and am considering buying Apple's World Travel Adapter Kit so I can use my Macbook pro in India. However, India is not listed in its list of supported countries. I ...
5
votes
1answer
740 views

Magsafe port coating worn away

The plastic coating of my (mid 2010, 13 inch) Macbook Pro's Magsafe charging port has almost completely worn away over time, exposing some kind of shiny metal surface beneath. How important is this ...
4
votes
2answers
5k views

Why does the MacBook Air have five pins on the charger?

I just got a MacBook Air and noticed the charger has 5 (i.e., an odd number) pins. Shouldn't there be a pair number, one for positive, one for negative charge? I thought about it being ground, but ...
4
votes
1answer
37k views

Can I use one charger for all MacBooks from years 2008 to 2013?

Can I use one charger for all MacBooks from years 2008 to 2013? ... or did Apple change the charger in the last 5-6 years? A friend of mine has a Macbook from 2007 or 2008 , she can lend it to me but ...
4
votes
3answers
3k views

Will the “cracked” wire of a MacBook charger eletrocute me

The rubber wrap around the charger's wire is cracked, I can see the little wires inside. Will it electrocute me if I accidentally touch those little wires inside the rubber wrap?
4
votes
1answer
1k views

Is it safe to use the 12W iPad 4th gen power adapter for earlier iPads and iPhones?

The older iPads have 10W power adapter (charger), and the iPhones supposed use only 5W chargers. But the iPad 4th gen, probably due to the larger power consumption, uses a 12W power adapter / charger....
4
votes
2answers
2k views

Using “old” 5W iPhone 5 Power adapter to charge a new iPhone XR

I would like to know if it is safe to use an “old” 5W Power Adapter (charging brick) from an iPhone 5 to charge my new iPhone XR. I am specifically referring to the original (and, of course, genuine) ...
4
votes
2answers
450 views

Does a 10W or 12W charger make an iPhone willing to boot up sooner?

I cannot be entire sure about this but it seemed to happen this way: When the iPhone 5, 6, or 7 was out of power, I could plug it into my car's USB charger or a portable USB battery charger for 10, ...
4
votes
1answer
79k views

iOS 7: Disable message “This cable or accessory is not certified and may not work reliably with this iPhone”?

After the upgrade to iOS 7, while using non-Apple certified chargers I receive the warning This cable or accessory is not certified and may not work reliably with this iPhone. AFAIK there is no ...
3
votes
2answers
2k views

Non USB iPhone Charger

Does anybody know of any non-USB chargers for iPhone (lightning connector)? I need a charger that can only plug into an AC outlet and not have any type of USB connector.
3
votes
1answer
6k views

Anker Charger 45W for Macbook Pro 15 inch 2017

I have one curious question. Currently, I'm using the Anker Powerport+ 5 ports usb-c to charge my Macbook pro 2017 15 inches. The power delivery in the system report is 45W . Is it safe for the long ...
3
votes
8answers
28k views

Can a 3rd party charger damage my macbook pro?

I forgot my macbook pro charger at a friends place and I won't have it for a week. I saw that there are 3rd party chargers being sold for half the price of official chargers. Can 3rd party chargers ...
3
votes
2answers
42 views

Is there any energy wasted through USB cables due to data sync when plugged in wall charger

Is there any energy wasted through USB cables due to data sync feature when plugged in wall charger. The thing is, I've heard of some engineered USB cables such as "SONICable" and "Doubletime" which ...
3
votes
2answers
5k views

Are the iPad 2 30-pin cable and the iPod touch cable different?

They look the same and get mixed up. My iPad 2 can't charge with the iPod's cable but vice-versa works. Might this iPad question apply?: Using an iPod charging cable to charge an iPad Can this ...
3
votes
1answer
83 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?
3
votes
3answers
83 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 ...
3
votes
1answer
64 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 ...
3
votes
1answer
273 views

My MBP will only charge with a T shaped magsafe now

I have a MacBook Pro (15-inch, Early 2011) which came with a L shaped magsafe charger. I have been having problems for sometime now, wouldn't charge properly, cut off randomly, charger would cut out/...
3
votes
2answers
293 views

MagSafe2 (fake) replaced power cord

My cat obliterated my power cord yesterday. Being a student, spending around 100 euros on a new charger was not an option. So I found a 10-years-experience-in repairing-electronics-company and they ...
3
votes
3answers
101 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?
3
votes
1answer
2k views

Will generic lightning cables and the “authentication chip” present in the genuine cables work with iOS 8?

I have an iPad Mini that doesn't charge anymore because the lightning cable stopped working. Since the warranty is over, I can't get a free replacement. I don't really feel like buying a new lightning ...
3
votes
1answer
2k views

Broken dock connector on iPhone 4

My iPhone 4's dock connector is broken. I can still use it to transmit data to and from the phone, but I cannot use it to charge the phone. So, obviously it is not completely broken, but the pin that ...
3
votes
2answers
6k views

Can I charge my iPad and use a 30-pin accessory at the same time?

I use iJam to record my guitar into GarageBand on my iPad. iJam connects via the 30-pin connector. Before long, my iPad's battery drains. Is there a way to charge the iPad and use iJam at the same ...
3
votes
0answers
1k views

Charge Apple magic mouse 2 using iPhone lightning Qi wireless charger

Can I charge Apple magic mouse 2 using iPhone lightning Qi wireless charger adapter and pad? It seams like it should work in theory, but I wonder if there is some kind of compatibility or feature with ...
2
votes
4answers
9k views

Using a USA charger in Europe

I am about to buy an Apple charger on Ebay coming from USA, yet I am not sure if I can use it here in Europe, more precisely in Portugal. I'm not concerned with the plug itself since I have the plug ...
2
votes
3answers
2k views

Can a 2015 Macbook Air MagSafe 2 connector be filed down to work with a 2009 Macbook Pro?

The title pretty much says it all. I ordered a MagSafe 2 power adapter before realizing my MacBook Pro uses the Original MagSafe. After looking at both connectors, it appears the MagSafe 2 connector ...
2
votes
3answers
252 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 ...
2
votes
5answers
11k views

Early 2015 MacBook Pro battery not charging

My MacBook Pro battery is not charging for days. It only stops at 8% (not increase or decrease) when I plug in. In addition, the light at the end of charger does not turn on. What is the problem of ...
2
votes
1answer
12k views

What is the difference between iPad and iPhone charger?

Both of them output similar voltages. iPhone 6 charger outputs 5v and iPad Air outputs 5.2v. The current on each charger is different - 2.1A for iPad and 1A for iPhone. What do those mean if the ...
2
votes
1answer
13k views

MacBook Air charger doesn't light up but is charging

Okay so my MacBook Air is charging but the charger doesn't light up like you know that red light? How to fix this? Is it broken?
2
votes
2answers
6k views

Are the iPhone 4 charger and iPod 4 charger different?

Are the iPhone 4 charger and iPod 4 charger different? I can charge my iPhone with both, but my iPhone charger will not charge my iPod. (I'm thinking it might be the length of the 30-pin connector, ...
2
votes
2answers
55 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.
2
votes
2answers
91 views

Is it harmful for the battery to use a 60 W instead of 45 W charger?

So, my dog bit through my MacBook Air charger and i just ordered one online without really knowing what all the specs meant. Now my question, does it hurt my battery to use a charger with a higher ...
2
votes
2answers
3k views

Why is my Macbook Air MagSafe Pin Becoming Extremely Hot? [duplicate]

Why is my Macbook Air MagSafe Pin becoming extremely hot? I fear that my laptop will burn out. Can anyone help me on this?
2
votes
3answers
4k views

Not charging iPhone when using GPS apps

I have GPS Drive App Motion X-GPS. I tried to use this app with my iPhone/iPad cigarette charger plugged in, but the battery is keep draining even with the charger to make this app almost useless for ...