Before you begin, keep these essential points in mind:
Confirm by opening ; the adapter should appear under "Bluetooth". Method B: Manual Driver Download (Model 80889)
and will be recognized automatically. If it is not detected, you must install the driver manually using the included CD or the official website. galaxus.fr 1. Driver Installation Methods ugreen bluetooth 50 usb adapter cm390 driver install
Before running the setup file, prepare your system to avoid driver conflicts.
included in the driver package before starting. It contains specific instructions that may not be covered here. Before you begin, keep these essential points in
Your installation experience depends entirely on your Windows version.
If your computer has built-in Bluetooth (common on laptops), you must disable it via the Windows Device Manager before plugging in the Ugreen adapter. galaxus
Search for product model 80889 (this corresponds to the CM390). Alternatively, you can search by the product name “CM390” or visit the Chinese support page at https://www.lulian.cn/download/59.html .
Every UGREEN CM390 package includes a CD that contains the necessary drivers and installation software. If your computer has an optical drive, simply insert the CD, navigate to the appropriate folder for your operating system, and run the setup.exe file. The CD is particularly useful if you’re installing the adapter on a computer without an active internet connection.
Ensure you see listed without any yellow warning triangles. 5. Troubleshooting Common Installation Errors Driver Fails to Install or Gives an Error
: If the icon doesn't appear, use the provided CD or download the driver from the UGREEN Download Center by searching for model "80889" . Restart : Reboot your computer to finalize the installation. Detailed Installation Methods Method A: Automatic Installation (Plug & Play) Works best on Windows 11 and 10 .