Select your device from the list in Windows to complete the setup. The supports automatic re-connection after the first pairing. Conclusion Installing the UGREEN Bluetooth 5.0 USB Adapter (CM390)
Search for the model number or the product code 80889 . ugreen bluetooth 50 usb adapter cm390 driver install
Confirm by opening ; the adapter should appear under "Bluetooth". Method B: Manual Driver Download (Model 80889) Select your device from the list in Windows
The UGREEN CM390 is a widely deployed consumer-grade Bluetooth USB adapter designed to upgrade legacy computing hardware to the Bluetooth 5.0 standard. The transition from previous iterations (Bluetooth 4.0/4.2) to 5.0 introduces significant enhancements in speed, broadcast capacity, and mesh networking capabilities. However, realizing these benefits requires the correct installation of hardware drivers that act as the abstraction layer between the operating system’s network stack and the device’s physical hardware. This paper outlines the necessary procedures to install and validate these drivers, ensuring the device operates beyond basic plug-and-play functionality. Confirm by opening ; the adapter should appear