If you have recently upgraded to Windows 11 or performed a clean install and noticed an "Unknown Device" or a generic Bluetooth radio error in Device Manager, you are not alone. Many users encounter an issue with the hardware ID .
: If running Windows 11 on a MacBook, you may need to download the Broadcom Bluetooth driver via the Boot Camp Assistant or specialized driver archives.
If the device is showing as a generic "Bluetooth Radio" but isn't working, try this: