If your package included a mini-CD and your PC has an optical drive, you can use the files located there. UGREEN CM390 Bluetooth 5.0 USB Adapter User Manual
Search for the product model number (this is the specific SKU for the CM390). ugreen bluetooth 50 usb adapter cm390 driver install
Before you begin, ensure you have the correct driver for your operating system (Windows 7, 8.1, 10, or 11). Navigate to the UGREEN Download Center . If your package included a mini-CD and your