Original topic:

Galaxy S24 FE — Battery drops from ~15% to 0% in under 5 min (Phone only 6m old)

(Topic created on: 03-15-2026 10:19 AM)
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MaanStocks
Active Level 1
Options
Galaxy S
Device: Samsung Galaxy S24 FE
Purchase Date: September 23, 2025
Current Date: March 2026 (approximately 6 months of use)

One UI Version: 8.0 With Feb Security Update

I am experiencing a severe battery drain issue on my Galaxy S24 FE. When the battery level reaches approximately 10–15%, it begins dropping at an abnormally fast rate and shuts off completely within just 1 to 6 minutes — sometimes even faster.
To be specific, I have observed the following:
Battery at 15% → phone dead within 1–3 minutes on some occasions
Battery at 12% → phone dead within 5–6 minutes on others
There is no gradual warning or slow decline — it simply cuts off

Why this is unusual:
Lithium-ion batteries, by their nature, discharge more slowly at lower charge levels. The voltage curve flattens as the battery approaches 0%, meaning the last 10–15% should theoretically last longer, not shorter. My phone is doing the exact opposite — the final percentage drops are the fastest.

What I have tried so far:
[ ] Checked for software updates
[ ] Monitored Battery Usage in Settings

My concern:
This phone is only 6 months old. Premature battery degradation or a Battery Management System (BMS) miscalibration at this age is not acceptable. 

I would like to know:
Is this a known issue with the S24 FE?
Is there a firmware fix available?
Would this be covered under Samsung's warranty for a battery replacement?

Happy to provide diagnostic logs if needed.
9 Comments
iamsamikroy
Active Level 3
Galaxy S
Same here after 5th Feb 2026 last update battery performance in dropping and I am a regular user with no such heavy gaming or editing tasks. #samsungindia, please advice and let us know what is the issue?
MaanStocks
Active Level 1
Galaxy S
Kya tumhari bhi, last ki battery 15-20% percent wali.Bahut teji se girti hai
Galaxy S
Utilizing adaptive battery mode can be beneficial, as it may modestly enhance battery longevity. I have personally observed a significant improvement since I began using it; previously, I would charge my device two to three times daily, whereas now it lasts an entire day on a single charge.
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MaanStocks
Active Level 1
Galaxy S
How can I improve my battery health
0 Likes
Galaxy S
Just use adaptive battery mode or use modes & routines. And set performance profile to light mode
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TribalxChief
Active Level 7
Galaxy S
Try resetting the device.
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cs_member10
Moderator
Moderator
Options
Galaxy S

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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N4ndu
Active Level 1
Galaxy S
Same here after Jan update.after Feb update it became worse.
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RICCMMAN
Active Level 6
Galaxy S
This is a special feature of Samsung phones.
0 Likes