How to fix “Not Registered on Network” error on any Samsung Device?

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Fix Not Registered on Network error on any Samsung (J7, S3, S7, S5, S4, S8, S5, S6, Note 3) or Android Device. With the mobile network becoming increasingly accessible by each and everyone on a daily basis, so are the problems associated with it. Most commonly occurring problem is the unavailability of mobile network coverage and which gives Not Registered on Network error on many Samsung, Android on even Apple Devices. From non-coverage areas to high traffic areas, network issues are a real pain in the ass for everyone today.not registered on network

Very often, mobile device users get an error message shown to them which states ‘not registered on network‘. This error message is shown when your any Samsung (J7, S3, S7, S5, S4, S8, S5, S6, Note 3) or any other device fails to establish a connection between your sim and its service provider company. This can happen due to a range of factors from your faulty device to some glitch in the operating system that you are using or simply due to bad network coverage in that area.

This problem is most reported by Android users especially by Samsung series phone such as note 3, note 5 or s5 / s6/ s7 etc. The reason behind this is unknown as to why Samsung phones have this frequent occurring error within. We will be covering a wide range of reasons behind the error not registered on network and providing the solutions on how to fix this particular error.

Some particular reasons which can cause this error are minor glitches or device issues which are listed below. For any other random occurrence of this error, consult the list of solutions provided after that.

  • After you update your Samsung phone to latest android version, then due to improper up-gradation and technical glitches, your device IMEI number might be reset to “SN 0000“. This can make your service provider refuse connection with your device and thus this error message will be shown.
  • Changing sim card can cause this error as well. After you have changed your service provider then your Samsung phone might be having trouble recognizing the new network and saving its settings. You can easily resolve this by manually updating the new APN settings and network configuration.
  • Another hardly occurring reason is that your device has been blacklisted and its imei configuration not allowed to configure any network. It can happen in either one of these cases, your phone is being reported lost or stolen, you have been a target of some kind of scam. You can try to get it resolved by firstly getting in touch with your device manufacturer and then accordingly police if needed.

If however, none of the reasons listed above are among the ones which are causing problems in your device then you can read further and figure out a list of fixes which can help you solve this problem at your own and prevent yours from getting further trouble in future as well.

Turn Radio Signal On (Samsung Galaxy S Series)

A network failure error appears in the specific models of Samsung Galaxy S Series Devices which includes S7/edge, S3, S5, S4, S8, S5, and S6. Due to bad WiFi interception or no GPS signal, the radio signal can turn itself off and due to which your device can return no network signal. You can turn it back on by these steps:

  • Open keypad on your mobile and type this exact code-” *#*#4636#*#* “.
  • Now in the prompt that comes, enter into service mode.
  • In there, select “Device Information” or “Phone Information“.
  • Now select ‘Run Ping Test‘.
  • Click on ‘Turn Radio Off‘ button, after which your phone will restart.
  • Manually reboot if it doesn’t restart on its own and check for service now.

APN settings & Network configuration

Old or incorrect APN settings may cause this issue Not Registered on Network error on your any Samsung (J7, S7 or Note 3) or on any iPhone or Android Device. You can manually change the APN Settings of any network or sim card by getting settings from your service provider or searching them through the internet. Once you have got the specific settings based on the company whose service you’re using, you can follow these steps to manually update them.

  1. Find the settings option on your device and open it.
  2. In the settings menu, select ‘More‘ in the Wireless & Network tab.
  3. Now open the lowest option named ‘Mobile Networks‘.
  4. There in the mobile networks settings, open ‘Access point names‘.
  5. Now in the window that opens, you will see three vertical dots at the top-right corner of it.
  6. Click on it and a drop-down menu appears, select ‘New APN‘ from it.
  7. Now enter the corresponding information in the fields. You can search for any network APN Settings from online.

You may also need to manually configure your network depending on whether the above solved your problem or not. To do that follow the above steps till Step 3. Do the below afterward.

  1. Now select the option ‘Network Operators‘ from the menu that comes.
  2. There are two options in there, one is to automatically configure the network settings and other is to manually choose. Select the latter.
  3. Now it will scan for the available networks in that region, choose the one corresponding to your service provider.

Both the above procedures should have solved your issue if that was caused by this technical error. If not, tread below.


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IMEI & EFS folder

IMEI number is the unique identification number of any phone and is very much needed to establish a secure connection with network services. It is stored in EFS folder which along with it contains other necessary information such as configuration settings as well. Not Registered on Network error might also appear due to incorrect or corrupt imei stored info on your phone. For that, you first need to check whether or not imei information corrupted or not. Take these steps to check that:

  1. Open ‘Settings‘ on your phone.
  2. Open your phone information via ‘About Phone‘ option located at last.
  3. Here you will see a category named ‘Status‘, open it to see your IMEI number along with other information related to your phone.
  4. See if it correctly shows your imei information and confirm it by dialing  “*#06#” and matching it with the IMEI number that comes on screen.

If it shows no information or incorrect one, then you need to repair it by taking a few measures. There is an app named ‘EFS pro‘ which can help you repair this. You need to root your phone first carefully before downloading and installing it. Now you need to connect your android phone to PC via a USB cable. You first need to install Microsoft .NET Framework 4.0 on your PC otherwise EFS pro won’t work properly.

With the help of procedure within this app, you can now restore your imei configuration and EFS folder.

Reboot & Reset Network

Restarting your hardware and/or operating system along with resetting settings and configuration often tends to solve most of the common issues with most of the daily life technologies and hence it will also fix Not Registered on Network error on your any Samsung Device (J7, S3, S7, S5, S4, S8, S5, S6, Note 3). You can take a few primitive measures to ensure that it’s not just a minor glitch before you start doing some repairs. Take these steps before you do anything else.

  • Switch off your phone by pressing the power button and home button together.
  • Not wait for 1-3 minutes while the phone is turned off.
  • Now take out the battery and sim card from the phone.
  • Hold the power key and turn on your device.
  • Insert your battery and sim card and check for errors.

If the above doesn’t solve your problem and Not Registered on Network error still appears on your Samsung (J7, S3, S7, S5, S4, S8, S5, S6, Note 3) or any other device then check with another sim card and see if your sim is properly fitted into the socket given.

Clear Phone Dialer Cache

If the cache memory of your phone dialer app is almost full, then it is possible that your phone may fail to recognize your sim and might give you network failure errors. Simply clear your phone dialer cache memory, and you are good to go. Following steps will guide you in doing so.

  • Open Settings app on your phone.
  • In the device category, open Application tab.
  • Select Application Manager from the list.
  • Now swipe to view all apps instead of just running ones.
  • Keep scrolling until you find the ‘Dialer‘ app, then click open it.
  • Now in the app info tab that opens, scroll to the bottom and select the clear cache option.

This should take care of your phone dialer app cache memory.

System Software Update

From time to time, you need to keep updating your device as well as the operating system that you are running. Failure to do so can result in malware as well as security vulnerabilities or outdated functionality and incompatibility. You should keep an eye on the latest updates available and install as soon as they are offered as delay can result in inconsistent performance. If you suspect that your device might be outdated, then you can perform these simple steps to ensure your system is up to date.

In the settings menu of your phone, scroll down to ‘About Phone‘ option and at the top of the options that comes after you click on about phone option, will be an option named ‘System Updates‘. After you open it, you can see in the lowest bottom of the screen an option named ‘Check for Updates‘. Tap that option to check and install if there is any latest update available. Reboot your device afterward.

Root your device and install an IMEI patch (Not Recommended)

If nothing of else above works, then, in that case, you can try this method to remove IMEI number from your device, however, it is not recommended at all and should be used in extreme measures only. First of all, you need to download an app named ‘Busy Box‘ from the play store. After you have downloaded and installed that app, you need to download a patch for it from internet named ‘Ariza Patch‘ and install it on your device. Now, open the app and tap on patch option.


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These were some of the methods that help in getting rid of not registered on network error on your Samsung galaxy s5/s6/s7 devices. Try them according to your preference and let us know if they worked, especially if they didn’t and if you find a work through around this error.

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