Adjusting low-level device settings during factory setups or repairs.
. It is not malware. Samsung uses this package to verify that all hardware components are functioning correctly before a device leaves the factory and to allow technicians to run diagnostics later. access the diagnostic menu that uses this app, or are you looking for security documentation regarding Samsung's system apps?
Every time you wake your screen and the phone uses facial recognition to unlock, this package activates.
It is generally recommended to leave system apps like this untouched. If the package is causing battery drain or errors, clearing the cache is a safer first step.
If all else fails, you can report the issue to Samsung via the app. Do not attempt to disable or uninstall the app , as doing so can destabilize your device. com.sec.facatfunction
Here is the regarding this topic, broken down by what it likely is, why you’re seeing it, and what to do about it.
Which and Android version are you currently using?
Because it is a system-level application, you cannot uninstall it through standard settings.
com.sec.facatfunction is a crucial system service designed to handle biometric security on Samsung devices. It is safe, legitimate, and essential for modern convenience features like face unlock. If you do not wish to use facial recognition, disabling the feature in settings is the best way to manage it. Adjusting low-level device settings during factory setups or
: Removing core "com.sec" packages can lead to system instability, boot loops, or the failure of essential features like the Camera or Phone apps [6].
: It cannot be uninstalled through standard settings. While it can be disabled or removed using ADB (Android Debug Bridge), doing so may cause hardware test codes to stop working or lead to system instability.
: The presence of "facat" in the package name suggests a connection to facial analysis and tracking technologies. This might involve processing facial data, detecting emotions, or tracking facial movements.
: Opens a full hardware test suite for the screen, vibration, sensors, and cameras. : A shorter "Quick Test" menu for basic functions. safely disable this package using ADB, or are you trying to fix an error related to it? Samsung uses this package to verify that all
While the full details of its operation are not public, community discussions and technical analysis suggest it is part of the system’s face detection and biometric pipeline. It was first prominently noticed following Android 13 updates, where it appeared with extensive permissions and ran in the background.
Identifying the user for app-level security or personalizing features.
For now, here’s a short you could adapt once you confirm the correct topic: