Guest or Shared Networks - If you are trying to connect to a Guest Network or a Shared Network such as a College Dorm, Hotel, Hospital, or any other network that requires a username or password be entered through a browser you may need to contact the Network Administrator to have the device connected. Many of these networks are filtered by MAC address or have certain restrictions that will not allow it to connect without their assistance. Some networks also require a login to access the network. If this is the case the TV may be unable to connect to the network as most TV's do not have a browser application available to access the router.
Common issues causing the TV to not connect to internet: