Sharp Wireless Lan Adapter Wn8522b Driver May 2026

Unlike a standard mouse or keyboard, wireless adapters like the WN8522B require a specific software "translator" called a device driver. The Sharp firmware on your TV or the operating system on your PC expects the adapter to communicate in a specific way.

Here is the main headache: Windows, Linux, and Sharp’s proprietary OS do not always automatically recognize the WN8522B.

This happens because the generic drivers included with modern OSes do not contain the specific Vendor ID (VID) and Product ID (PID) signature that the Sharp firmware looks for.

If the Ralink driver fails, the adapter might use a Realtek RTL8187L or RTL8188CU chip. sharp wireless lan adapter wn8522b driver

A few WN8522B units actually contain a Broadcom BCM4306 chip. Try the Broadcom 4306 (Dell TrueMobile 1300) driver if the Marvell driver fails.

The Sharp wireless lan adapter wn8522b driver is a classic case of proprietary hardware locking. While the adapter is technically a standard Realtek chipset, Sharp’s firmware whitelist makes driver installation a hurdle.

Your best course of action:

Modern Sharp TVs (2018+) have abandoned the WN8522B in favor of built-in Wi-Fi. If you have an older model, preserving this dongle’s functionality requires patience and the right driver.

Final download links (verified):

Last updated: October 2025. Drivers and compatibility are subject to change as Sharp continues to deprecate older wireless accessories. Unlike a standard mouse or keyboard, wireless adapters

Have a tip or a working driver link? Share in the comments below to help the community keep these adapters alive.

Since the WN8522B uses the Realtek RTL8188CUS, you can install the official Realtek driver for Windows or Linux. However, this will only work if you plan to use the adapter on a computer, not on a Sharp TV.