The is a Wi-Fi 4 (802.11b/g) adapter with a maximum speed of 54 Mbps . It does not support WPA3 or modern 5 GHz networks.
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Use the USB port labeled "Wireless LAN" or "USB 1" on the back of the TV. The is a Wi-Fi 4 (802
The most reliable fix is to buy a used WN8522B from eBay or a Sharp WN8522C from an authorized dealer. Alternatively, disable the Sharp smart features and use an external streaming stick (Fire TV, Roku) with its own Wi-Fi. This article is for educational and troubleshooting purposes
: For PC users, if the specific WN8522B driver is unavailable, users have found success manually installing it as a Netgear AE2500 or using a newer driver from Windows Update. WikiDevi.Wi-Cat.RU How to Install or Update Sharp WN8522D 7-JU - WikiDevi.Wi-Cat.RU