What is com.sec.epdg?

These days, com.sec.epdg which is also known as ePDG Test Application is said to be quite popular and more and more people are getting to know about it. It is becoming more popular among the people who own a mobile phone. Today, in this article we will be discussing all of it. We will also be discussing various ways to fix this issue. 

Firstly, let us explore a bit more about the com.sec.epdg. “Evolved Packet Data Gateaway” is the full form of ‘epdg’. The ongoing long evolution of the 4G network apparently makes use of only one framework in order to relay voice and any other form of data or signals. You will be happy to know that you can also use it between the core version of the evolved packet and also the non-3GPP network. 

You should note that if you are an Android user, you are lucky to get it easily as an application that cannot be deleted. This particular part is completely fixed and also it is a fixed parcel of the device on which this application is installed by you. This app has been designed in a way that it runs in the background of your device. In simple words, it just means that the working of this application is not visible to the user as it operates in the background.

What is com.sec.epdg
What is com.sec.epdg

You may wonder what could be the possible reason behind this. Well, the reason is quite simple i.e. it runs in the background so that your device can run smoothly and there is no hindrance in the performance of your device. In case you face any issues, you can fix them. We will be discussing all about it in this article but please note that you should not delete it at any cost.

What is com.sec.epdg?

Some facts about the com.sec.epdg have already been discussed in the paragraph above. But now let us explore it a bit more. The com.sec.epdg is an application that cannot be deleted and it is present in Android. Its full form is ‘Evolved Packet Data Gateway’. It uses a single-frame network in the process of 4G communication. Also, It prefers using a single framework to relay voice and other data forms. It also helps your device to run with full accuracy and efficiency.

What is the main use of the com.sec.epdg?

A known core network architecture is known as SAE and it is all about the 3GPP’s LTE wireless communications boundaries. This app forms a part of the SAE and it takes part in the systems of non-trusted 3GPP IP systems. In case you wish to know more about this or you are confused, it is simply a test that is designed to enable Wi-Fi calling. The 3rd Generation Partnership Project which is known as the 3GPP is a standard organization term that is designed to lay down the protocols that are made for mobile telecommunications.

See also  Where does amazon music download?

Is there a need to install com.sec.epdg?

Firstly, it is important for you to know that this app does not cause any harm to the device on which you are using it or will be using it. Also, there is no need for you to install this app on your device. But, there is a need for you to be a user who owns different system encryption in order to install the app. There is a plus point if you decide to go ahead with this app you get a lot of side benefits such as security, good performance of the device, etc.  

In case, you would want to remove this app from your device then the first thing that you need to do is block the app. You can make use of the ‘Titanium backup’ in order to do so. The ‘Titanium Backup’ helps you to block the app conveniently.

What are some of the common permissions that the ‘epdg Test service Application’ consists of?

Android services require some very basic permissions in order to function correctly and efficiently on the users’ respective devices. Some of these permissions are phone, storage, audio, video, or any other important permissions. However, it is said that in order to run this test app, you do not need to grant any of the permissions mentioned above. The reason behind this is that most of the in-built apps are already equipped with all the necessary and required permissions. Some mobile manufacturers such as Samsung are considered as top-notch installers as they tend to intall the ‘epdg Test Service App’ on the user’s respective device.

Is this app harmful to your device or is it completely safe?

There is a very common confusion among a lot of users which concerns the question of whether to install this app on your device or not. The main reason for this confusion to occur is that a lot of people assume this app to be a malicious one or a spyware, something that carries a potential risk to harm your device. However, this is just a misconception as this app is not at all harmful to your device. This app is simply a system app which some specific particular function in each Android device.

There are times when you will see some error messages that would say “com.sec.epdg has stopped”. When you see such a message displayed, please do not panic as this message does not mean that this app is harmful or is a virus. So what is the solution to a situation when you see this message, you might wonder? The simplest and the best way to deal with this is to first save all your important files and documents elsewhere and take a complete backup. After that, you should perform a factory reset on your device. This method usually always works in such a situation and also there are no harmful effects to this method that might make your device get any sort of virus.

What is exactly meant by ePDG?

Now, we have some idea about the com.sec.epdg and the ePDG. Before we get to know about it more, we should first be well aware of the ePDG. Circuit switches (CS) and packet switches (PS) are generally used by the 2G and 3G network architecture, for voice communication and communication of the data. Also, the 4G Lon-Term Evolution which is also known as the LTW network, is assisted by the Evolved Packet Core (EPC) for voice and data communication.

See also  How to factory reset android phone when locked

The EPC is nothing but a single framework which is used in this case. The epdg is basically responsible for handling all the security. It also handles all the information regarding the proper authentication with the help of some standard protocols such as IPSex/IKEv2, proxy mobile IPv6, etc. The main function is to integrate many core networks at once, in just one node. It is also responsible for performing backhaul security through the IPSec tunnels, tunnel set-up rates, deep packet inspection, etc.

Features of this app

Let us now discuss some of the features of this app. The features are listed as below:-

  1. This app has an SWu and S2b interface which basically allows you to work by co-interacting with the Wi-Fi, which is in turn attached to the UE and PGW.
  2. This app consists of Hardware-based packet processing engines and also features Multi-tier redundancy.
  3. This app is highly compatible with scalable ATCA and COTS platforms that are considered to be server-based. 
  4. At last, this app comes with an SWm interface. An SWm interface allows you to interwork with 3GPP standard AAA.

What is meant by com.sec.epdg?

The com.sec.epdg is nothing but a package of ‘Evolved Packet Data Gateway Network entity’. Every Android app consists of a different package name which comes into great help to you when there is a need to identify apps. These packages come equipped with a lot of useful and essential files.

Should the com.sec.epdg be deleted?

You are allowed to remove any Android packages permanently from your device. You can do so with the help of a third-party app/tools such as Android Debug Bridge (ADB). Also, you need to know that this is a very important part of your device and hence there is no need for you to freeze or remove any of the apps. If your system file is causing any problems in your device, then the only way left is to completely remove it by either fixing it or by deleting the app completely.

How can you remove the system file?

You are allowed to remove the app only by flashing your phone as there does not exist any other standard way to do it.

How can you fix the com.sec.epdg error on your device?

You might have seen the message “com.sec.epdg has stopped”. Seeing this message, you might have thought that what could you do in order to make this go away? Also,You might have thought about whether this is harmful to your device or not. You should know that this occurs only when the app stops working.

You may experience this error mostly when the app is forcefully closed. The third-party apps that are meant to save battery also cause this to happen while they are trying to prevent the app. Now that we are somewhat aware of the possible causes of this error, let us now look at some of the most suitable and convenient methods to resolve it.

Flash the Stock Firmware

Firmware is basically information that is easily available on your computer or any other hardware device’s ROM (read-only memory). It allows you to know the exact process that you should follow in order to operate your device. This is very much like any other normal software. In case, you are an end-user, then you cannot delete or change it. The only exception that stays is that you can do so but with the help of some specially designed programs. Please follow the steps given below:-

  1. Install the device driver by downloading it and then installing it on your Android device.
  2. Note that if you are using the android root, then you may skip the first step.
  3. Extract the Stock ROM or the Official/Original Firmware by first downloading it and then setting it up.
  4. You can also search firmware in the Samsung updates, Google, or the XDA form.
  5. Just unzip it now in order to install the updates on your Android device.
  6. Download Odin 3.13.1 on your device and then extract it.
  7. Save the file wherever you want to and then tap on ‘Open as Administrator’.
  8. Boot your device in the download mode by first switching off your device and then pressing the power and volume keys at the same time for some minutes.
  9. Now, release the power button and you will notice a vibration in your device. Do not release the volume key yet.
  10. Just click on the volume button in order to go to the download mode.
  11. Now, you need to attach your device to your personal computer of yours.
  12. Odin would now need to recognize your mobile phone. It will display a message that would say “Added!”. The box that appears will say “ COM:3” at the ID:COM.
  13. At last, hit start in order to let the flashing exercise begin. 
See also  How to connect beats to android?

Factory reset your device

You can also try to perform a factory reset on your device to get rid of this issue. Please note that before performing the factory reset, you should make sure that you have taken a proper backup on some other device that you own. In case, you forget to do this then you will end up losing all your data. Please note that a factory reset should only be performed when your device is charged upto 75%.

To remove the third-party apps

At times, there are chances that this issue comes up for the third-party apps of the developers. It is always advised to make sure that you have removed all these apps from your device. 


In this article, we learned about the epdg and what it means. We also got to know about the various uses of this app. A lot of suitable and doable solutions were also discussed in order to fix the issue that occurs. Very common advice is that you should first try to reset your device and then move forward with any other method if required, as this one mostly works all the time. Also, please note that the error does not occur all the time but only when it is forcefully closed.

Frequently Asked Questions

What is sec.epdg?

The sec.epdg is an android package. It is a system file that can regulate the flow of data through the 4G and 3G networks.

What is .com packaged of Android?

Mostly, all the pre-installed apps come under the prefix .com. Such applications are either service apps or system apps which are required to run the device very smoothly.

What is the epdg test app Samsung?

The test app is used to check the compatibility and suitability of the file. It is very essential and you should be extremely careful while handling it. People often use this when they come across this error.

Leave a Comment

error: Alert: Content is protected !!