Original topic:

Not registered on network

(Post creation time:  

09-28-2026 02:02 PM

)

327 Views

I

Ifeoma1

Constellation

last edited

 

09-28-2026 02:02 PM

 

in

 
  • My S22 Ultra suddenly disconnected from the network. Shows not registered on network, I was unable to make or receive calls. Occasionally, it showed "no service" at the top and a notification that "your phone's not on a registered network, so you can only make emergency calls. I have tried:
 
1. Phone restart
2. Airplane mode off and on
3. Software is up to date 
4. Removed SIM, wiped down, reinserted works on another phone
5. Another SIM didn't work
6. Reset network settings
7. Toggled SIM on & off
 
I am really frustrated at this point
    • M

      Mujibar

      Honored Contributor

      09-28-2026 02:05 PM

       

      in

       
      Run the on-device diagnostic under Device Care, or go to the Support tab in the Members app and tap "get started." There may be an issue with your antennas or cell radio.

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    • P

      Patriot1776USA

      Black Hole

      09-28-2026 02:05 PM

       

      in

       
      Contact your mobile carrier, might need them to refresh from their end

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    • S

      Samsung_Moderator

      Community Manager

      09-28-2026 09:04 PM

       

      in

       

      Hello Ifeoma1, welcome to the Samsung Community! We are happy that you have decided to join us here.

       

      Regarding your phone and its network settings, we agree with Patriot1776USA and believe at this time that it may be best to contact your carrier. Since your device is reading “No Service,” we would like to be sure that there isn’t a problem on the server’s side.

       

      Please do not hesitate to get back to us; we will remain on standby to help, should this not resolve your issue.

       

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    • T

      THAYAW

      Constellation

      09-28-2026 09:16 PM

       

      in

       

      I HAVE SAME ISSUE WITH MY S22 ULTRA AT THE MOMENT.  I USE eSIM AND A HARD SIM

       

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    • S

      Sam222

      Constellation

      09-29-2026 03:22 AM

       

      in

       
      Mine has been doing the same thing for a month now. I can barely make calls. I've been reset several times and I switched to esim and it still doesn't work.

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    • S

      Samsung_Moderator

      Community Manager

      09-29-2026 09:45 PM

       

      in

       

      Hello Ifeoma1, we just wanted to check with you and see whether you’re able to find a resolution with your carrier or not?

       

      We would also like to add that toggling your device’s airplane mode could be a viable option when it comes to troubleshooting in these circumstances.

       

      Please get in contact with us here as soon as possible, we look forward to finding a solution with you! 

       

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