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Samsung Galaxy S8 And Galaxy S8+ Plus No Service – How To Fix It

A “No Service” error on Samsung Galaxy S8 and Galaxy S8+ Plus means you will only be able to make emergency calls. Frustrating yet surprisingly common, this issue is similar to the one when you’re getting the “Not registered on a network” message or when you lose signal on your Galaxy S8 or Galaxy S8+ Plus. Because of that, we really recommend you to read this article that teaches you how to restore the IMEI number and fix the No Signal error.

If you haven’t managed to solve your issues by following the steps presented in that article, perhaps we can help you in a different way. For this particular situation, when you’re getting the “No Service” notification, the problem can be as simple as losing the radio signal on your smartphone after accidentally disabling it. If you or someone else turned off the radio signal on the smartphone, you could easily end up in this situation. Of course, it’s also possible that the signal turned off automatically, due to whatever issues with the GPS and the Wi-Fi connections.


The basic steps for fixing Samsung Galaxy S8 And Galaxy S8+ Plus No Service error

  1. Open your smartphone and access the Dial pad;
  2. Type in the code (*#*#4636#*#*) and wait for the Service mode to automatically launch;
  3. Access the Service mode;
  4. Tap on either Phone information or Device information, whatever you find in there;
  5. Tap on the Run Ping test;
  6. Tap on the button labeled as Turn Radio Off and wait for the smartphone to restart;
  7. Tap on reboot.


How to fix the IMEI number on Galaxy S8 and Galaxy S8+ Plus

If you haven’t tried our suggestions from the beginning of this article and following the above steps didn’t help either, looks like you really need to check if your phone’s IMEI number isn’t unknown or nulled.

Here is a useful article from where you will learn how to check the status of your IMEI number and rule out the possibility of a corrupted or nulled IMEI: How To Restore A Null IMEI # On Galaxy And Fix The Not Registered On Network Error.



So far, you’ve tried pretty much everything, except for… checking your SIM card. Sometimes, when the card deteriorates for whatever reasons, you might get the No Service message. First, make sure that the SIM card is in the right position and it hasn’t been accidently misplaced. Second, try to replace it with another SIM card and see if the error persists.


Chances are that this last measure will do the trick and you will be able to use the call and voice functions of your Samsung Galaxy S8 or Galaxy S8+ Plus with a brand-new SIM card.

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