Sony Usb Wireless Lan Adapter Uwa-br100 Driver Windows 10 May 2026

You’ve installed the driver, but the Wi-Fi is flaky, disconnects, or has low signal.

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.

Procedure:

Why this works: Windows trusts ASUS’s digital signature. The hardware ID (VID_148F&PID_2870) is identical or very close to Sony’s.

While not ideal for Windows 10 22H2 or later, some users report success with this method. sony usb wireless lan adapter uwa-br100 driver windows 10

Step 1: Download the original Sony driver from a legitimate archive (Sony’s official support site has removed it, but it is preserved on the Internet Archive or tech support forums). The filename is typically UWA_BR100_driver.exe.

Step 2: Right-click the installer file and select Properties.

Step 3: Go to the Compatibility tab.

Step 4: Check “Run this program in compatibility mode for” and select Windows 7. You’ve installed the driver, but the Wi-Fi is

Step 5: Also check “Run this program as an administrator.”

Step 6: Run the installer. Follow the prompts.

Step 7: After installation, go to Device Manager. If you see a yellow bang, right-click the adapter > Update driver > Browse my computer > Let me pick > Select the Sony driver from the list.

Reality Check: This works on older Windows 10 builds (1507, 1511). On modern builds, you will likely get a “Driver is not intended for this platform” error. Why this works: Windows trusts ASUS’s digital signature

You plug the UWA-BR100 into a Windows 10 PC. You hear the “USB connected” chime. You look in Device Manager, and you see one of three things:

The Sony USB Wireless LAN Adapter UWA-BR100 is a piece of history. It represents an era when Sony created proprietary accessories for their “ecosystem” before that term was popular. Today, using it on Windows 10 is an exercise in patience and technical know-how.

Who should use this guide?

Who should buy a new adapter?

Final Verdict: The driver exists—it’s the Ralink RT2870 generic driver. With the steps outlined above, there is a 70% chance you can resurrect your UWA-BR100 on Windows 10. For the remaining 30%, accept that the hardware’s time has passed and recycle it responsibly.

Remember: Just because it fits in the USB port doesn’t mean the software world still supports it.