connecting wifi to a TV (Sony) SMART

Yikes, I think you found the wrong app - maybe an imposter.  Delete it.  We'll assume that the wifi signal is reaching your TV. 

Here are a couple of help videos.  If you are still having trouble, you might want to contact Vizio support.  

https://support.vizio.com/s/article/Connect-TV-to-Wireless-Network?language=en_US

https://www.wikihow.com/Connect-Vizio-Smart-TV-to-WiFi