Sony Usb Wireless Lan Adapter Uwabr100 Driver Windows 10 Upd
This report outlines the status and installation methods for the Sony UWA-BR100 USB Wireless LAN Adapter on Windows 10. Official Compatibility & Status
Your PC will reboot into the Advanced Startup Options screen.
Go to Troubleshoot > Advanced Options > Startup Settings > Restart.
After the restart, press 7 or F7 to select “Disable driver signature enforcement.”
Method 1: Automatic Installation (Recommended)
Connect the Sony UWA-BR100 adapter to an available USB port on your Windows 10 PC.
Ensure you have an active internet connection (via Ethernet or another Wi-Fi adapter).
Open Settings > Update & Security > Windows Update.
Click Check for updates. Windows will search the driver database and likely install the "Qualcomm Atheros AR9271 Wireless Network Adapter" driver automatically.