Your router may be broadcasting only 5 GHz. The UWA-BR100 is 2.4 GHz only. Enable 2.4 GHz on your router or connect to a dual-band SSID.
The Sony USB Wireless LAN Adapter UW-BR100 is a popular wireless adapter used to connect devices to the internet without the need for a built-in wireless card. However, users have reported issues with the adapter's driver compatibility with Windows 10. This paper aims to provide a comprehensive guide on how to update the driver for the Sony USB Wireless LAN Adapter UW-BR100 on Windows 10.
Once you have downloaded the driver file, follow these steps to install it: sony usb wireless lan adapter uwabr100 driver windows 10 upd
Install legacy drivers in compatibility mode
and point to the folder containing your downloaded third-party driver. Sony India Recommendation: Your router may be broadcasting only 5 GHz
By keeping your driver up to date, you'll be able to take full advantage of your Sony USB Wireless LAN Adapter UWA-BR100's features and enjoy a reliable wireless connection on your Windows 10 system.
The UWA-BR100 is not a generic, plug-and-play USB Wi-Fi adapter. For it to function, the operating system requires a specific driver to properly communicate with the hardware. This is a crucial step, and the lack of official drivers from Sony for Windows 10 is the primary challenge that users face. The Sony USB Wireless LAN Adapter UW-BR100 is
Access the driver’s tab in Device Manager and manually set the Wireless Mode to dual-band or change your router's 5GHz channel to a lower range (e.g., 36–48). Alternative Options for Smart TVs & Players