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Battery Drain issue after one UI update to 8 and security patch update

(Topic created on: 09-27-2025 10:15 PM)
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SindhuBabu
Beginner Level 3
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Bengaluru
Recently I updated my samsung s24 ultra to one UI 8 and a security patch update. 
After that I have started observing battery drain issue. This is happening when the phone is kept idle . Is anybody else facing this issue? 

1 Solution


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goodthings
Expert Level 5
Bengaluru
It's a major update reset factory data with backup then try to it's again. If you like please accept it's as a solution it's help to others users also, click on 3dots in my reply section and click on accept solution. Thanks.

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5 Comments
Solution
goodthings
Expert Level 5
Bengaluru
It's a major update reset factory data with backup then try to it's again. If you like please accept it's as a solution it's help to others users also, click on 3dots in my reply section and click on accept solution. Thanks.
goodthings
Expert Level 5
Bengaluru
You're welcome to here.
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24ultra_atanu
Beginner Level 2
Bengaluru
I am also facing same issue after one ui 8
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cs_member8
Moderator
Moderator
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Bengaluru

Dear Samsung member,

Greetings from Samsung Customer Support!

We regret to hear about your experience with our product. Please believe that this is not a usual occurrence.

Please perform the below-mentioned troubleshooting steps, these may help in resolving your concern.

Note: Charge in one go instead of charging many times as it affects the life span of battery and battery performance.

1. Perform Battery Optimization: Go to Settings > Select Device Maintenance/Device Care > Optimize > Optimize all options like Battery, Storage, and Memory.

2. Turn off Wi-Fi, GPS, Bluetooth etc. when not in use.

3. Check device network fluctuation.
Avoid usage in areas with low network/fluctuation.

4. Reduce the display brightness level or set the device to auto-brightness mode.

5. Adjust screen timeout settings: Go to Settings > Display > Screen timeout > Select the minimum screen timeout.

6. Check which application is or interface is using more battery from device care and try to update app or avoid using that app.

7. Close background running apps.

8. Turn off auto sync of e-mails, app data etc.
Open notification panel > Turn off auto sync option.

9. Reset the device:
IMPORTANT:
• Kindly create data backup of your device via SMART switch mobile application or http://www.samsung.com/in/support/smartswitch pc suite.
• Remember google password before resetting the device because it is required during initial setup.
• If you do not remember it, then reset, (Forgot password) your google account.
• For this:
• Open Gmail (https://accounts.google.com/servicelogin) > forgot password >Select ""try another way"" > Next > Enter a new password > Next

Please follow the below steps to reset the device:
Settings > General Management > Reset > Temporary cloud backup or External storage backup > tab on Factory data reset (This will erase all data, including files and downloaded apps)

If the issue persists, kindly report the problems with a log file. To share a log file, click on the Samsung Members Application (Open Samsung Members Application > Support> Tap on send feedback> Choose Composer> Select error report> select the appropriate issue category> Type your query and send).

Warm Regards,
Samsung Customer Support

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soneshteja
Active Level 3
Bengaluru
I drained my battery until my phone shuts off and i left it charged until it get full after that i have swithed it on and started useing it the heating and drain got fixed i guess the recalibration got into play today i got 6+hrs of screen on time for 65% usage i played bgmi for decent time to