If your Smart TV is not recognizing your cable or satellite provider, here are some things you can try to resolve the issue:

1. Power cycle your cable box and/or television.
2. Unplug and reconnect all connections.
3. Verify that your television and cable box are on the same input channel.
4. Use an HDMI cable.
5. Run a channel scan if connected via an antenna.
6. Check that the firmware on your Smart TV is up to date.
7. Check your television manual or contact your cable or satellite provider for additional support.