https://community.48.ie/t5/Internet/SIM-working-before-but-phone-now-saying-quot-No-SIM-quot/m-p/71173#M9446 <P>When was it working ok last?&nbsp;</P> <P>Did anything change in the meantime?</P> <P>E.g. software update, settings changes, factory reset/restore, new handset, etc.?</P> <P>What make and model of phone is it?&nbsp;</P> <P>Is "No SIM" the full verbatim error message?</P> <P>Can you try your SIM in another unlocked phone to see if it works there?</P> <P>You might want to try ordering a replacement SIM in case your current SIM is somehow faulty.&nbsp;</P> <UL> <LI><A href="https://community.48.ie/t5/The-Knowledge-Base/Do-You-Need-a-New-SIM/ta-p/8487" target="_blank" rel="noopener">https://community.48.ie/t5/The-Knowledge-Base/Do-You-Need-a-New-SIM/ta-p/8487</A></LI> </UL> <P>If you need to contact 48 support about this then see the links in my signature below.</P> Thu, 11 Dec 2025 18:45:23 GMT dalyer 2025-12-11T18:45:23Z https://community.48.ie/t5/Internet/SIM-working-before-but-phone-now-saying-quot-No-SIM-quot/m-p/71172#M9445 <P>My phone says no sim, iv tried a few things to get it to work but iv had no luck. Happened randomly today iv been with 48 for the past 4 years</P> Thu, 11 Dec 2025 17:29:05 GMT https://community.48.ie/t5/Internet/SIM-working-before-but-phone-now-saying-quot-No-SIM-quot/m-p/71172#M9445 TrentD1776 2025-12-11T17:29:05Z https://community.48.ie/t5/Internet/SIM-working-before-but-phone-now-saying-quot-No-SIM-quot/m-p/71173#M9446 <P>When was it working ok last?&nbsp;</P> <P>Did anything change in the meantime?</P> <P>E.g. software update, settings changes, factory reset/restore, new handset, etc.?</P> <P>What make and model of phone is it?&nbsp;</P> <P>Is "No SIM" the full verbatim error message?</P> <P>Can you try your SIM in another unlocked phone to see if it works there?</P> <P>You might want to try ordering a replacement SIM in case your current SIM is somehow faulty.&nbsp;</P> <UL> <LI><A href="https://community.48.ie/t5/The-Knowledge-Base/Do-You-Need-a-New-SIM/ta-p/8487" target="_blank" rel="noopener">https://community.48.ie/t5/The-Knowledge-Base/Do-You-Need-a-New-SIM/ta-p/8487</A></LI> </UL> <P>If you need to contact 48 support about this then see the links in my signature below.</P> Thu, 11 Dec 2025 18:45:23 GMT https://community.48.ie/t5/Internet/SIM-working-before-but-phone-now-saying-quot-No-SIM-quot/m-p/71173#M9446 dalyer 2025-12-11T18:45:23Z