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jasonfodor

macrumors member
Original poster
Oct 8, 2012
53
0
iPhone X

About two weeks ago my phone shut off automatically around 55%-65% battery. Has been doing it every time since.

Apple did a diagnostic online and said nothing is wrong. Battery health is 85%. When it shuts off I'll put it on the charger and it'll start charging from from a random percentage (from 1% to 20%) and charges very quickly till about 60% then normal charging times from 60% till 100%.

Images attaches, shows decent 60%+ battery just before noon before shutting down.

Any quick fix? Don't want to replace the battery since the phone is some what older and gives me a reason to upgrade, but obviously if needs a battery I want to disclose that.


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now i see it

macrumors G4
Jan 2, 2002
11,252
24,271
Maybe battery is toast and Apl diagnostics can’t identify it or Phone is malfunctioning and they can’t see that easily as well.
 

BugeyeSTI

macrumors 604
Aug 19, 2017
7,240
9,086
Arizona/Illinois
Battery definitely needs replacement. I just had Apple do my iPhone X in November and the phone works extremely well and was well worth the cost
 

Hombre53

macrumors regular
Feb 27, 2018
246
263
Replace the battery. The phone should not be shutting off showing 60%.
 

Goerge

macrumors newbie
Dec 5, 2021
1
0
battary is bad conditions and system do not able to get real stats that 60 means mostly 0 for system you can try to make diagnostic some repair office but best way just to change it
 

chscag

macrumors 601
Feb 17, 2008
4,622
1,946
Fort Worth, Texas
Definitely replace the battery. Take it to another Apple Store or have another tech look at it. Apple should replace the battery under AppleCare. I've never had an iPhone shut down when the charge went down to 60% even on an older phone.
 

Fat_Guy

macrumors 65816
Feb 10, 2021
1,034
1,099
When the phone starts regularly shutting off like that get a new battery. My 6S Plus started doing what happened to you and was replaced at 86% battery health. At least they said it was toast but was replaced on the cheap after the famous throttling incident made Apple replace batteries for less than half the regular price.
 

JPack

macrumors G5
Mar 27, 2017
13,554
26,178
People often mistake the % for battery health. It’s not health, it’s battery capacity.

What this means is even if your battery capacity is 85%, it can still cause the phone to shut down. Internal resistance of an old battery is increases which is what causes most unexpected shutdowns. Essentially the phone draws more power in a short period of time and the old battery can no longer provide it.
 
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