To make it work on Windows 10, you must rely on the drivers created by the manufacturer of the actual wireless chipset hidden inside the Sony plastic casing. Step 1: Identify the Internal Chipset
: Windows 10 sometimes shuts down legacy USB devices to save power. Open Device Manager , right-click your newly installed Atheros adapter, go to Properties -> Power Management , and uncheck Allow the computer to turn off this device to save power .
A list of wireless network adapters will populate. Scroll down to find or a closely related model sharing the AR7010 core. Select the driver and click Next . sony usb wireless lan adapter uwa-br100 driver windows 10
On the next screen, do not search for the location. Instead, click .
Ensure the yellow exclamation mark is gone and the device is listed under . To make it work on Windows 10, you
Official support for the on Windows 10 is non-existent, as Sony designed this device exclusively for use with its "Wireless LAN Ready" Bravia TVs, Blu-ray players, and Home Theatre systems. Official Sony Support Status
Windows 11 has even stricter driver requirements. The generic Ralink driver method (Method 2) does work on Windows 11, but you disable Driver Signature Enforcement each time you install it. After installation, the adapter will continue to work across reboots. A list of wireless network adapters will populate
Because many manufacturers used the same Ralink chipset, you can sometimes use a driver signed for a different brand. The ASUS USB-N13 or Linksys WUSB600N v2 drivers are famous for working with the UWA-BR100.
Search for a reputable driver archiving repository or catalog containing the . Alternatively, Windows 7 or Windows 8.1 driver packages ( athr.sys or athrx.sys ) can work via compatibility mode.
While not ideal for Windows 10 22H2 or later, some users report success with this method.