Windows 7/8 without proper driver. Solution: Manually install the driver from UGREEN’s site using the "Have Disk" method described above.

This article is for informational purposes. Product specifications, driver versions, and operating system behaviors may change over time. Always refer to the official UGREEN website for the most current driver for the CM390.

The Ugreen 5.0 Bluetooth USB Driver CM390 has a wide range of use cases, including: