Official Windows 10 drivers for the Sony UWA-BR100 USB Wireless LAN Adapter do
Later, he learned the truth: the UWA-BR100 wasn’t just a Wi-Fi adapter. It contained a proprietary Sony firmware handshake that checked for Vaio BIOS signatures—a DRM for Wi-Fi. The modified driver bypassed that handshake, tricking the adapter into thinking it was a generic Realtek chip. But the adapter’s flash memory was old. The constant rewriting was slowly killing it. The driver wasn’t a solution. It was a stay of execution. sony usb wireless lan adapter uwabr100 driver windows 10 upd
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