The device is very slow, with extreme battery drain and heating.

[NripenGhosh]

Following the Android 15 software update, my S24 Ultra device is experiencing significant performance degradation.

[noorrratul]

Facing the same issues

[avd]

S25 bhi to bechna hai

[NripenGhosh]

Abe yr kuch neya to hea vi nehi 25 ultra pe, bekar me socha q lena avi asa hoga to fir update na karte

[NripenGhosh]

@samsung please roll back my update to android 14

[Rupamdas50]

Use odin flash

[fal786]

Facing the same issue

[bhaghwan]

Do wipe cache partition

[cs_member10]

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 concerns.

▶ Galaxy device Battery drainage issue: 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. Check device network fluctuation.
Avoid usage in areas with low network/fluctuation.

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

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

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

▶ Galaxy device heating issue: 1.Turn off Wi-Fi, GPS, Bluetooth, and other connectivity features when not using them.
2. Decrease the screen brightness.
3. Close background running apps.
4. Uninstall the unnecessary apps.
5. Reduce long duration of graphics intensive gaming sessions as it may cause heating issue.
6. Avoid usage of mobile phone when charging.

▶ Galaxy device hanging issue: ● Check space availability: Settings > Battery and device Care > Storage.

● Check RAM in your device: Settings > Battery and device Care > Memory.

● Check app cache: Settings > Device care > Storage > CLEAN NOW.

● Clear cache memory of a particular application: Settings > Apps > pick the app > Storage > Clear Cache.

● Remove third-party applications.

● Remove memory card: Apps > Settings > Device maintenance > Storage > More option > Storage settings > SD card > Unmount.

● Remove third-party accessories.

● Kindly disable Power saving mode( if enable).

● Update software: Go to Settings > Software update > Download and install > Check for software update > If Software update available > Download > Downloading updates > Install now
Note: Your phone will restart after the update is installed.

● 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 > tap 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

[goodthings]

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