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S25 Ultra battery drain

(Topic created on: 07-02-2025 04:41 AM)
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krg21
Journeyman
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I bough the S25 ultra 512gb, On the first day, I charged it to 100% after doing the transfer from smart switch and I got almost 6 hours of SoT, I drained it to 0%, and after that I'm getting max 5 hrs of SoT in my everyday use, it is my 4th day today. 
i had done the transfer  through smart switch from my S24 ultra. also the "learning usage pattern" disappeared after a day or two. 
I don't know why i am getting such less SoT and battery back up. I've read on forums that others are getting around 9 to 11 hours of SoT. 
what should i do? 

62 REPLIES 62
BandOfBrothers
Samsung Members Star ★★
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Hello @krg21 and Welcome to the Samsung Community Forum Section. 

Even though the learning phase may not show in your battery Section it still is active in the background for around 2 weeks. 

Some that have used SmartSwitch to move their info across have in the past reported some hiccups. 

This has un some instances resulted in a factory reset, and then them manually setting the phone up.

I personally use Samsung Cloud to move my info across ,and then only SmartSwitch to move my Gallery across. 

Perhaps consider using that path. 

Have a look in your Device Care Section under Battery to see what apps are using your battery. There then is sleep and deep sleep for apps.

If you perform a forum search you may find existing threads with some further help or guidence within.  

A known generic troubleshooting step is >

  • Clear Cache Files from the phone's System Partition Section  > https://www.samsung.com/uk/support/mobile-devices/how-do-i-clear-the-cache-on-my-device/ You may need to insert your earphones or hook upto a powered On Laptop or use a Tv's USB Port to access the Clear Partition Section. This may help with lag or stutters as this clears the phone of old/unused or broken cache files.There is also a Repair Apps option in the Menu System too { Possibly excluding the s²⁴ Series of phone's } 

And Safe Mode  > https://www.samsung.com/uk/support/mobile-devices/how-to-start-my-galaxy-device-in-safe-mode/ turns off downloaded apps and themes etc which may highlight an app or theme that's causing conflict. Alternatively long press the power off button and then long hold on Turn Off to get to Safe Mode. 

Samsung Support Links >

If i can be of any further help please don't hesitate to ask  😎 


Daily Driver > Samsung Galaxy s²⁵ Ultra 512Gb ~ Titanium Black.

The advice I offer is my own and does not represent Samsung’s position.
I'm here to help. " This is the way. "

GoanGeek
Samsung Members Star ★
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Hi.

Please consider posting your battery stats like I did ( check my posts under my username) with the apps used.

It gives an indication which app might be draining the battery.

There could be varied reasons for battery drain.

Also going against my own advise ( again if you see my posts) I actually did a smarthswitch transfer this time and it seems to have held pretty well.


I would suggest make sure all apps are upto date in both Samsung and Google store.

Also that you have the right APN settings for your carrier.

We can work this through. 😊
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Gav4b
Voyager
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I had the same issue with my s25 ultra 1tb what fixed mines was turning off the ram plus in device care and restarting the phone it wasn't anyway near as bad I would of it will help you too
robobob
Pathfinder
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Bearing in mind the battery 🔋 is intelligent so it takes time to learn i know it sounds 😂 crazy 🤪 but give it time and you'll be getting 2 to 3 days
nf26
Explorer
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I was told with fast charging, the set ultra can fully change in 57 mins. Mine is taking nearly 90 mins. Anyone else?
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Ràmèríz
Pioneer
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Yes they rushed s25
devak997
First Poster
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Initially, mine took a similar amount of time to charge. However, now it takes around 57–59 minutes to fully charge.

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weskerevil
Helping Hand
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Mine is exactly the same done the same as you so I backed up my s25 ultra to the PC with smart switch signed out of everything and factory reset the phone cleared the cache and factory reset again in the clear cache menu then reinstalled everything from my back up with the pc and smart switch so far my battery drain isn't as bad I did report it but they weren't much help
inamic12
First Poster
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Same problem. I use the phone normally, with a little gaming. With an 85% battery charge, I get only 5–6 hours. (I have only six apps installed besides the pre-installed ones.) It's the fourth day of use, AND....it's overheating.

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