If you’re unable to send or receive SMS (text messages), it is usually caused by a configuration issue, network restriction, or insufficient balance. This article explains the most common reasons and how to resolve them.
1. Insufficient Credit or Expired Plan
SMS services require either an active plan or available credit.
What to check:
- Open the Talk Home Account.
- Verify your balance or plan status.
- Top up or purchase a plan if needed.
2. No Network Signal
SMS relies on a stable mobile network connection.
What to check:
- Confirm your phone shows network bars.
- Try toggling Airplane Mode on/off.
- Restart your device.
3. Incorrect Message Centre Number (SMSC)
Your phone must have the correct SMSC number stored to send SMS.
Talk Home SMSC:
+447870002408
What to check:
- Go to your phone’s SMS or network settings.
- Ensure the SMSC matches the number above.
- If incorrect, update it and restart your phone.
4. SIM Card Not Inserted Properly or Faulty
A damaged or loosely inserted SIM may prevent text messaging.
What to check:
- Switch off your phone and reinsert the SIM.
5. Device Settings Blocking SMS
Some internal settings may stop SMS from working.
What to check:
- Ensure SMS delivery reports or RCS/Chat Features are not interfering.
- Turn off RCS/Chat (Google Messages > Settings > RCS).
- Reset network settings if necessary.
6. Number Blocking or Incorrect Format
Messages won’t send if the number is blocked or formatted incorrectly.
What to check:
- Make sure the number starts with the correct country code (e.g., +44 for UK).
7. Network Outage or Maintenance
Temporary issues can affect SMS services.
What to do:
- Try again after a short while.
- Contact Support to check for outages in your area.
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