What is HwModuleTest on Android? Everything You Should Know

HwModuleTest is a system app on Samsung Android devices that lets the user run different tests on the device to diagnose if the hardware and software on the device are working properly.What is HwModuleTest? What is it used for? What permission does HwModuleTest have on the device? Does it contain virus? Let’s find the answers.

what is HwModuleTest
what is HwModuleTest?


HwModuleTest is a system app on Samsung Android phones with the objective to let users run several tests and diagnose the feature and services specifically.

HwModuleTest allows users to test certain tests on the device and see the particular feature or function on working properly.

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What Permission do HwModuleTest have?

The HwModuleTest runs at the minimum access permission on the device. The app needs phone access permission to run the service. In addition, it has the following permission on your Samsung smartphone.

  • Camera.
  • Location.
  • Phone.
  • Storage.

Is HwModuleTest Safe?

HwModuleTest is a system app developed by Samsung itself and the app runs on minimum permission on the device. The sole objective of the app is to let users run a test on the device and check if the particular settings or function of the device is working properly.

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Yes, HwModuleTest is completely safes and does not contain any spyware, malware, or Keylogger.

Can I uninstall HwModuleTest ?

It is not possible to uninstall HwModuleTest on Android. Secondly, it’s one of the essential app for the device and removing or uninstalling it may cause some errors.

We always recommend keeping it as is, anyways, this is not a harmful app and will interfere with your normal use, to the contrary, it will help you on diagnoses when you have some issues within your system.

HwModuleTest battery consumption?

HwModuleTest and other system apps keep running in the background to run the essential services. There is no evidence of RcsSettings causes huge battery consumption.

You can always verify the battery consumption on your android by navigating to Settings>battery and looking for the app consuming the most power on the device.

Final Words:

HwModuleTest is a factory-installed system app on Samsung Android phones with an objection to let users run a few tests on the device to verify the specific feature or function of the device I working properly. The app is completely safe and has minimum access permissions. It is not possible to uninstall it like another system app on Android.



  • I am George, the mind behind Fixyourandroid.com. My mission with this platform is to offer clear, practical insights into smart devices, VR, and Android technology.

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