Sony TV not connecting to WiFi

Hello! I have a Sony X90J television. I have a problem with it. When I try to connect the television to the Internet via WiFi, it fails. However, my Internet connection is working fine. I think there is a technical issue, which is why this is happening. Could you help me fix the issue?

Edit: friends, I apologize, by monitoring the network status, I was able to fix the issue myself. The issue was resolved after using this strategy. Now, I can easily connect the television to the Internet. Friends, this article helped me fix the issue. Thank you and have a wonderful day!