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  3. www.businessinsider.com › sim-card-not-working7 Ways to Troubleshoot If Your SIM Card Is Not Working

    Jul 15, 2022 · You might not get a specific error message — your phone simply can't connect to the network — but more commonly you'll see an error that says your SIM card isn't working or isn't installed....

  4. helpdeskgeek.com › help-desk › 12-things-to-try-when12 Things to Try When Your Sim Card Is Not Working

    Mar 20, 2022 · 1. Remove the SIM Card and Reinsert It. 2. Clean the SIM Card and SIM Card Tray. 3. Reboot Your Device. 4. Update Your Device. 5. Turn Airplane Mode On/Off. 6. Try a Different Device. 7. Contact Tech Support. 8. Is the SIM Card Active? Advanced Troubleshooting. 9. Reset Network Settings. 10. Update Carrier Settings. 11. Factory Reset. 12.

    • How do I know if my SIM card is working?1
    • How do I know if my SIM card is working?2
    • How do I know if my SIM card is working?3
    • How do I know if my SIM card is working?4
    • How do I know if my SIM card is working?5

  5. www.o2.co.uk › activating-your-simHow to activate and manage your sim – Help and Support | O2

    If you have your current SIM and it’s still working, don’t remove it from your device straight away – we’ll need it to send you a security text. You’ll also need the 13-digit SIM Serial Number (SSN) for your new SIM, which begins 00. You’ll find this printed on the back of your plastic SIM card or on your eSIM pack.

  6. www.samsung.com › uk › supportCheck the SIM card when phone calls and mobile data is not ...

    First of all, take the SIM card tray from the phone and check whether the metal socket of the SIM card is worn out or corroded. If your SIM card is damaged, replace it with a new SIM card. Please note: If you think you need a new SIM card you should contact your mobile network provider.

  7. gadgetroyale.com › check-if-sim-card-is-workingHow to check if sim card is working on phone (A How-to Guide)

    May 25, 2021 · 1. No network coverage on mobile phone. This is the first sign you will see if your sim card is not working and probably damaged, you won’t see any network coverage on your mobile phone as you insert the sim card into the phone.

  8. ee.co.uk › sim › new-sim-or-sim-swap-not-workingWhy is My New SIM or SIM Swap Not Working? | Mobile Help | EE

    What should I do if my SIM is not working? Here are a few things to try: turn your device off and on again. check your SIM card is inserted properly -. find instructions in our device guides. clean your SIM with a lint-free cloth to remove any dust. get a PUK code.

  9. www.three.co.uk › support › sim-supportSIM Support | Support | Three

    Your replacement SIM should be active already. Put it into your phone, and it’ll connect to our network straight away. You’ll know it’s active if you can see signal bars. You may need to turn Wi-Fi off in your phone settings to see the signal bars. SIM not working? Log into or register your account online or on the Three app.

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