Open your web browser and navigate to the official . Type CM390 or the part number 80889 into the search bar.
Sometimes, security software may block the driver installation.
to restart your computer and ensure the adapter is fully recognized. Key Specifications & Compatibility
The offers fantastic value: low latency, long range, and broad compatibility across Windows and Linux. However, the phrase “UGREEN Bluetooth 5.0 USB adapter CM390 driver” has become a common search because the adapter does not work entirely out of the box on older operating systems or certain Linux distributions. ugreen bluetooth 5.0 usb adapter cm390 driver
The adapter is built for performance and multi-device management: UGREEN CM390-80889B Bluetooth 5.0 Wireless USB Adapter
: A restart is usually required to finalize the setup. Troubleshooting & Configuration UGREEN 80889 Bluetooth 5.0 USS Adapter CM390
This small but powerful dongle has a range of features that make it a great upgrade for any PC: Open your web browser and navigate to the official
Windows power management turns off the USB port or the Bluetooth radio. Solution:
Go to the official UGREEN Driver Download Page. Search the Model: In the search bar, type 80889 or CM390 .
If you have already installed the driver, are you experiencing issues with a specific type of device, such as Bluetooth headphones, a keyboard, or a mouse? Let me know so I can offer more tailored troubleshooting steps. Share public link to restart your computer and ensure the adapter
If Windows cannot find one, uninstall the device entirely, unplug the Go to product viewer dialog for this item.
Do not let driver confusion ruin your experience. Follow this guide, and within 10 minutes, your old desktop will be streaming music to high-end headphones and connecting to a mechanical keyboard as if it were a brand new laptop.
If your computer has , you must disable it before installing the UGREEN adapter to avoid hardware conflicts: Unplug the UGREEN adapter Open Device Manager (Right-click Start > Device Manager).
is designed to add wireless connectivity to Windows PCs, supporting up to five devices simultaneously like headsets, mice, and keyboards. While modern Windows versions often detect it automatically, manual driver installation is sometimes required for full functionality. galaxus.fr How to Install the CM390 Driver
This article will serve as the ultimate resource. We will cover the chipset information, official and generic driver sources, step-by-step installation guides for Windows 10/11, tweaks for Linux (Ubuntu/Debian), Android compatibility, and a detailed troubleshooting section.