Unknown HW in Other devices and working properly - Microsoft Q&A
: Issues often arise when the primary Bluetooth adapter drivers (from Intel, Realtek, or Broadcom) are outdated, preventing the system from properly enumerating newer peripheral IDs. bthenum 931c7e8a-540f-4686-b798-e8df0a2ad9f7
: You may see this more frequently after upgrading to Windows 11 if the manufacturer hasn't yet provided updated driver definitions for their proprietary Bluetooth UUIDs. How to Resolve the "Unknown Peripheral" Issue Unknown HW in Other devices and working properly
: If you see this ID listed under "Other Devices" or as "Bluetooth Peripheral Device" with a yellow exclamation mark, it means Windows has detected the service but doesn't have a matching driver to "talk" to it. Common Causes for the Error Common Causes for the Error When a Bluetooth
When a Bluetooth device connects to a Windows PC, the system uses the (Bluetooth Enumerator) to identify its capabilities and services. The string of characters following "BTHENUM" serves as a digital fingerprint: