The Bluetooth Support Service is disabled.
The is a compact Bluetooth 5.0 USB dongle designed to add wireless connectivity to desktops or laptops running Windows. While many modern versions of Windows will auto-install the driver, some systems require a manual installation. ugreen bluetooth 50 usb adapter cm390 driver install
0 USB Adapter (CM390) driver on your system. The Bluetooth Support Service is disabled
Windows loaded a generic Microsoft driver instead of the Realtek driver. The generic driver recognizes the USB device but cannot turn on the Bluetooth radio. ugreen bluetooth 50 usb adapter cm390 driver install
If you inserted the dongle and see "Unknown USB Device (Device Descriptor Request Failed)" or nothing happens, you need to follow the manual steps below.
: Supported on Windows 7, 8.1, 10, and 11. It is not compatible with macOS or iOS.