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Knox Matrix draining battery and overheating the phone

(Topic created: 05-02-2025 12:56 PM)
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Galaxy S25
Knox Matrix is draining the battery and overheating the phone. Impossible to work that way. I hope that Samsung publish an update soon to fix this. I'm concerned that the battery can start expanding or leaking because it is to hot and i need to keep the phone charging to go thru my work shift. Really bad situation...

946 Replies
Mujibar
Honored Contributor
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Galaxy S25
According to the description, it doesn't look like more than a security fix. The update file size would seem to support that. 1750867165764.jpg1750867165790.jpg
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userPM46PuL2MT
Asteroid
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Galaxy S25

This update is sucking the life out of my battery and freezing my phone up. The screen goes half black, freezes up and the phone reboots itself after a few minutes. This  needs to be fixed. None of enjoy paying for phones that we can't use

Stevekim24
Galaxy
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Galaxy S25
Have you tried to wipe the cache partition? Here are the steps
For now, you can try clearing your system cache, which can help clean up any old temp files that could be contributing to your battery issues.

To wipe the system cache,
Turn off the device.

Press and hold the Volume Up key and the Side key.

When the Android logo displays, release both keys.

An 'Installing system update' message may show briefly before the Android Recovery menu options appear.

Press the Volume down key several times to highlight Wipe cache partition.

Press Side key to select.
Press the Volume down key to highlight Yes, then press the Side key to select.
When the process is complete, Reboot system now is highlighted.

Press the Side key to restart the device.

Unlike a master reset, wiping the cache partition does not delete your personal data. Turn off the device. Press and hold the Volume Up key and the Power key. When the Android logo displays, release both keys. An 'Installing system update' message may show briefly before the Android Recovery menu options appear. Press the Volume down key several times to highlight the Wipe cache partition. Press the Power key to select. Press the Volume down key to highlight Yes, then press the Power key to select. When the process is complete, the Reboot system now is highlighted. Press the Power key to restart the device
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Viper4774
Cosmic Ray
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Galaxy S25
Honesty the title says it all ... Since updating my unlocked Samsung S23 Ultra battery life is super horrible. The same applies to my coworkers with the same phone that's carrier locked to Verizon. Oh and cache had been cleared. 
BloodStorm
Cosmic Ray
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Galaxy S25
It takes a few days to settle.
Viper4774
Cosmic Ray
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Galaxy S25
I was thinking that but, the difference between beta and stable is drastic.
Robin621k
Honored Contributor
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Galaxy S25
If you don't mind sharing a screenshot with your Screen on Time and Screen Off Time, I can get a better understand of your battery usage.
Viper4774
Cosmic Ray
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Galaxy S25
Guess answering direct would have been better LOL 1746214532612.jpg
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Robin621k
Honored Contributor
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Galaxy S25
How long has it been since install?

Did you perform a wipe cache partition afterwards?

It's crucial to do this after a major update, it gets rid of accumulated ghost temporary files that can effect battery life.

There is a pinned post called Best Practices with tips and tricks to keep your device in good working order.

Your phones is a computer, you take care of your PC, you have to do the same as your phone. You should routinely reboot your phone 2x a week.
Justme0421
Constellation
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Galaxy S25
Same issue
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