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S25 battery drains whilst wireless charging and time to full charge

(Topic created on: Saturday)
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Gp261
First Poster
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Every night I put my s25 on wireless charge, usually remaining battery is around 15% or so.  I get the usual text saying fast wireless charging and time to full charge. Battery protection of 80% is set.

Actual time to full charge (80%) is 4 or 5 hours rather than the 1 or 2 hours stated on the phone, times are dependent on the starting battery level.

Worse still is on a number of occasssions phone starts charging but then the battery drains whilst still charging. The phone position on charger does not get disturbed. Below is a couple of screen shots that show the battery level fall whilst charging.

Any ideas, suggestions or has anyone else had this happen.

 

 Screenshot_20250415_073219_Device care.jpgScreenshot_20250417_075608_Device care.jpg

 

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16 REPLIES 16
willcranston
Voyager
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Is it a 3rd Party Charger?
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sarasphotobox
Big Cheese
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Everyone is having issues battery drain whether it's plus base models or ultra
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Piper123
Samsung Members Star ★
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Hey there and welcome to the Samsung UK and EU Community Customer to Customer Forum

Wireless charging is set to a maximum 15w whereas on a superfast charger you can reach up to 45w.

Charging from 15 to 80% on a superfast 45w charger takes about 45 to 60 minutes. On a 15w expect 3 to 4 x that so 3 to 4 hours.
S24 Ultra
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TomPulfrey
Explorer
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And on s24 ultra, ever since I started one ui7 beta, my battery has never lasted me more than 1 day, where before it would last 2. Same setting and usage.. no even on stable one ui7, I'm lucky to get 1 full day.
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sarasphotobox
Big Cheese
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Blimey no way so its definitely the software that's a bummer I went from one ui 6.1 s23 base model upgraded to s25 base model and updated it to one ui7
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TomPulfrey
Explorer
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All through the BETA I reported bugs on battery drain along with many other users, so definitely seems like it's the software, and despite numerous reports,.the developers haven't managed to fix.
sarasphotobox
Big Cheese
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Yes you are right shame samsung ant sort it out for s25 and s25 series
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keith30
GrandMaster
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Wireless charging takes longer than it would if you charge with a normal cable and charging brick.
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Gp261
First Poster
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The time isn't a major issue but why doesn't the firmware state a realistic time? I don't expect you to answer that by the way.
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