Unable to charge my iPhone 16 Pro Max

Hi , I’ve got an issue with charging my phone from 2 days. I’ve already checked on 3 different chargers with one being an official apple and 2 unofficial but supported . The phone sometimes chargers for like few minutes then I get a prompt saying “cannot use accessory cause it using too much power” I’m on iOS 18.4.1 is that some sort of software issue ? Cause I wouldn’t like to go out and buy a 4th block. Currently I’m just able to charge my phone trough my console cable , would appreciate any answers/tips to fix it as I can’t rely on a console cable to charge my phone for 4 hours . Thanks in advance.



[Re-Titled by Moderator]

iPhone 16 Pro Max, iOS 18

Posted on May 11, 2025 6:03 AM

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6 replies

May 11, 2025 7:44 AM in response to CosmosNox

You don't have to take the phone to an Apple Store.


Check this link to see if there are other authorized Apple service shops in your area:


Find Locations


I would buy another block but feels like spending £40 on a block is a bit over the top


If you buy from Apple, you have 14 days to return the product for a full refund, if the new power adapter does not solve the issue.


Check the Battery Settings on your iPhone to look at the charging graphs. If you see a lot of orange color, that means that the current power supply is not providing enough power to the iPhone.




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Unable to charge my iPhone 16 Pro Max

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