Once you've determined that the connection problem is related to your Smart TV, there are several steps you can take to diagnose and fix the problem.
First check the cables connecting the device to the modem or router. Make sure they are firmly connected and securely connected to both devices. If either cable looks cracked, damaged or loose, try replacing it with a new cable.
Then check that the modem and router are switched on and actively transmitting. If they don't seem to be doing so, try disconnecting and reconnecting the power cords of each device. You may also want to reset your router to factory settings.
You can also check whether other devices in your home can connect successfully. If they can, it's likely that the problem is with your smart TV. As a possible solution, try restoring the original settings or updating the software. You may also need to change some security settings.
Finally, if all else fails, please refer to the manual or contact the manufacturer's customer service department for further assistance. They should be able to tell you the specific steps you need to take to resolve the problem. Good luck!
If none of these solutions work, it may be time to consult a specialist. A technician who is knowledgeable about TV repairs can make an accurate diagnosis and carry out the necessary repairs to get your Smart TV working again. They'll be able to identify any underlying issues, such as damaged cables or faulty components that could be causing the problem. With their help, you can be sure of a successful outcome. Good luck!