was specifically designed to provide Wi-Fi connectivity for legacy Sony internet-capable devices, such as Bravia TVs and Blu-ray players. However, using this adapter on a PC presents significant challenges due to its proprietary nature and the lack of official driver support from Sony. The Challenges of Windows 10 Compatibility Official Support : Sony officially states that the
Note: As of 2024-2025, a reliable source is the “Microsoft Update Catalog.” Search for “Ralink RT2870” and download the latest CAB file.
Plug the adapter into your Windows 10 PC. It will likely appear in Device Manager as an "Unknown Device" or under "Other devices".