This adapter operates on older Wi-Fi standards. If your router is set to "5GHz only," the WN8522B will not see the network. Ensure your router has the 2.4GHz band enabled.
Right-click the Start button and select Device Manager. sharp wireless lan adapter wn8522b driver
Are you trying to install this on a , or are you setting it up for a Sharp AQUOS TV ? This adapter operates on older Wi-Fi standards
Ensure your TV firmware is updated via an Ethernet cable before switching to wireless. sharp wireless lan adapter wn8522b driver