WiFi Deivice is not accessible KDL-43W750E

[rafinkarki]

I am trying to access wireless internet connection in my Sony Bravia TV but it says my default built-in Wifi is OFF. Try to setup wireless network but SSID never discovered. I did Factory Rest multiple times but the issue still persists.

[rafinkarki]

Did that too.but still issue persists.

[rafinkarki]

I did that but no luck

[rafinkarki]

I did that but no luck