If the tv does not see the ssid name and or can not connect to the ssid name while security is open then there probably is something wrong with the tv. Take your sharp smart tv remote control and press on the menu button.
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Sharp smart tv not finding wifi. Sharp aquos tv doesnt find netgear wifi router. Right click your wireless network name and then select properties. Select registering wireless network. Disable on 24ghz first. After that select network step and choose the connection type option. Enter the information for your wireless network.
From the home screen tap the all apps icon. For the ip if you have not changed your default settings on your u verse gateway use 1921681x where x is a number. Click the wireless strength indicator on the windows taskbar bottom right corner. After that you need to choose the wireless option in connection type. Select the internet setup option. Try this disable security on the wifi temporarily to see if the tv can see the wifi ssid name.
From the home screen tap the all apps icon. To turn wi fi on tap. Scroll to and tap settings. Click on the security heading select show characters to display the wireless network password. Select manual setup. Troubleshoot issues related to wi fi connectivity issues on your sharp aquos crystal make sure youve turned on wi fi on your sharp aquos crystal.
Try turning the tv round so the rear faces towards the router if it then works then its the internal metalwork blocking the wifi it also quite possible that once its connected you can turn.