iPhone 12 Pro charging slowly with Magsafe charger

I bought the MagSafe charger with the 20w brick this week and have been used to charging the iPhone XS, it’s noticeably slower as usual since it’s not compatible.


But my iphone 12 pro arrived today and added my MagSafe clear case and have been using the MagSafe charger with the 20w. It was a 61% battery right at 4:00pm, when I checked at 4:30, it was sitting a 64%. I thought it was supposed to 15w superfast charge, am I missing something? Is it a Hardware defect, is it the MagSafe case? If i use my 20w usbc to usb lightning it would have been at 90% within that time frame, maybe my expectations were high, but even then the phone feels super hot to touch.


Everything’s apple branded.

So to recap Iphone 12 pro, with apple MagSafe clear case, with the MagSafe clear charger for the 12 pro and the newly released 20w power adapter. I used all of these and have noticed it’s still slow, ****, my Apple Watch series 6 reached a 100% before the phone did.




[Re-Titled by Moderator]

iPhone 12 Pro, iOS 14

Posted on Oct 23, 2020 3:05 PM

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Posted on Oct 26, 2020 2:59 AM

Just left the Apple Store at Marina Bay. The Genius did a thorough check to my 12 pro and tried another MagSafe charger. It charged normally. So the outcome is the MagSafe charger I have is a defective unit. I've applied for a refund.

I would suggest anyone who has this issue to visit Apple Store, or just get a refund or exchange with the MagSafe charger.

67 replies

Oct 27, 2020 11:02 AM in response to Ropen

I bought the MagSafe charger with the 20w brick today for my new iPhone 12 Pro. When I put the iPhone on it, I had 63% battery life. 15 minutes later I had 60% and I only used it to check the weather, etc a couple of time. Now it has dropped to 58% after another 15 minutes on the MagSafe charger.


I even shut the iPhone down and restarted but it is not charging at all and is in fact draining the battery.


What gives?

Nov 3, 2020 7:02 PM in response to AppleHelperNeeded

How’s the magsafe after the reset?


Despite the fact I got a replacement the issue still persists, not as slow as before but still nowhere near 15w unlike the first two times i used the app after I got the new one.


I did the “reset” settings like you suggested and seemed to work the first time, but the sub sequent times were back down to sub par fast charging. These are my speeds ever since I got the second magsafe unit. I don’t know what to think anymore, if it’s software related why hasn’t an update been pushed out already?


I’m giving it one last chance before my return date window is up. We will see.

Nov 7, 2020 9:16 AM in response to Ropen

My iPhone 12 Pro is charging incredibly slowly on the magsafe charger - like staying at the same percentage for 20 + minutes and just getting insanely hot. I almost burned my hand on the back of the magsafe charger. I thought this was supposed to be faster than traditional wireless charging but so far it is much slower and far hotter. Not a fan of this or the phone. I like the design so much but if this is a flaw then I dont know that I want to keep it

Nov 7, 2020 1:27 PM in response to Dogcow-Moof

As iphone 12 pro has been out for few weeks already, and a lot of people must have the same issue of the Magsafe slow charging. I hope Apple Inc. should look into the root cause, and publicily announce any solutions. I saw the news about the design of the magsafe by a Japanese designer, and I believe the issue is more on the sofeware. Apple Inc. has done an extensive R&D on the new iphones to add magnetic functions to work with the magsafe, so, there must be an easy fix I hope.

Dec 7, 2020 7:30 AM in response to Ropen

Yes! I thought I was the only one! Got a brand new iphone 12 pro max with magsafe and charger, pieace of junk!! It takes more than twice the speed of wired charging and it heats up the phone to almost buring to the touch, I'm surprised at how apple can market things like its waterproof resistance (which they already got fined for in europe after it was proven to be false advertising) and its fast wireless charging and have it be sooo different in real life, its nothing short of false advertising, what a scam.

Jan 6, 2021 6:43 PM in response to Ropen

The phone seems to only fast charge when on the Lock Screen. But I can’t be sure since there is no indicator if it’s regular or fast charging other than the circle and lighting indicator that only appears while the phone is on the Lock Screen. So is it still fast charging whole on the Home Screen or in an app like Spotify or maps?


I don’t think it is because the battery was draining instead of charging while I was using GPS, Spotify and Doordash.

Jan 31, 2021 10:17 AM in response to Lottie2020

I also have the same problem with iPhone 12 Pro + Magsafe + Original Apple 20W power supply and at the beginning it worked perfectly and was not too slow in loading, so at some point it really slowed down to the point of taking all day more than 12h trying to charge. Or sometimes it doesn't even load. And as already found out many people are having this problem! I paid dearly for a product that is said to be premium and that's not what I found!

Mar 19, 2021 2:28 AM in response to Ropen

I bought iphone 12 Pro in Jan and within first 10 days, i raised the same issue with customer support and since then i have been visiting apple store but of no use. Phone takes much longer time to charge and when i asked for phone replacement, they are refusing to replace even i had raised the issue in the first 10 days only. Lot of time being wasted without any proper support. This is the prize apple is paying to its loyal customers.

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iPhone 12 Pro charging slowly with Magsafe charger

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