Once the Bluetooth icon appears in your system tray (lower-right corner): UGREEN CM390 Bluetooth 5.0 USB Adapter User Manual 25 Jan 2022 —
Once the installation finishes, restart your computer to finalize the driver integration. 4. Verifying the Installation To confirm the adapter is working correctly: Open Device Manager . Look under the Bluetooth section. ugreen bluetooth 50 usb adapter cm390 driver install