Text messaging (SMS) troubleshooting: Basic phones

Learn how to troubleshoot problems with sending or receiving text messages.

 

 

Troubleshooting steps

To troubleshoot problems with sending or receiving text messages, follow these steps:

 

Important: This function may not be available on tablet devices. Check your device's User Manual for details.

 

  1. Make sure your device has at least 2 bars of signal. If not, refer to Signal issue troubleshooting.
  2. Turn your device off and then back on again.
  3. Try sending a text message to your own mobile phone number.
  4. Check that the Short Message Service Center (SMSC) number is programmed correctly as +12063130004. Refer to the device's user manual for instructions.
  5. Delete old messages or message threads from your device.
    Note: For Android phones, also clear the message cache by going into Settings, Applications, Manage Applications, Messages, Clear Cache.
  6. Try sending a text message to your own mobile phone number.
  7. If you're still experiencing issue with text messages, please contact T-Mobile.