This is where the story gets a bit bleak. Sony’s official website has a support page for the UWA-BR100, but a message on the downloads section reads: “Unfortunately, there currently are no downloads for this product.”.
A: If the drivers won't install, the most likely explanation is that a newer version of Windows 10 or 11 has removed the necessary backdoors for this workaround. In that case, your only options are to use the adapter on an older version of Windows, install it in a Linux virtual machine (where it works automatically), or purchase a new, officially supported adapter from a modern manufacturer.
But don’t toss that sleek, compact dongle into the e-waste bin just yet. In this comprehensive guide, we will walk you through every possible method to successfully and install a working driver for the Sony UWA-BR100 on Windows 10 (32-bit & 64-bit), including the 2025 Update (22H2/23H2/24H2). sony usb wireless lan adapter uwabr100 driver windows 10 upd
Modern USB wireless adapters are widely available for around $10–20, offer better performance, and come with full Windows 10 driver support. Unless you have a specific need to repurpose the UWA-BR100, purchasing a new adapter is generally the more practical choice.
Go to Control Panel → System → Advanced System Settings → Hardware → Device Installation Settings → Choose “No, let me choose what to do” → “Never install driver software from Windows Update.” This is where the story gets a bit bleak
While official PC drivers are sparse, you can check the Sony USA UWA-BR100 Support Page for any available software or firmware updates that might help the device connect to your Windows computer, though these are typically intended for TV USB updates. Troubleshooting Sony UWA-BR100 on Windows 10
Run bcdedit /set testsigning off and restart. In that case, your only options are to
If you've found this article, you're likely the owner of a Sony UWA-BR100 USB wireless LAN adapter, and you're trying to get it to work with Windows 10. Perhaps you've just plugged it in, expecting it to work instantly, only to be met with a cryptic error message. You're not alone.
It means there are no official, plug-and-play drivers from Sony for Windows 10. The adapter will not work out of the box. It also means that Windows Update will not automatically find and install a driver for this specific device.