: The Ugreen Bluetooth 5.0 USB Adapter CM390 driver is recommended for users who need to add Bluetooth 5.0 capabilities to their computers or laptops. It is particularly suitable for users who want a compact, plug-and-play adapter with a stable connection and fast data transfer speeds.
As of 2025, UGREEN has released three major driver updates for the CM390: ugreen bluetooth 5.0 usb adapter cm390 driver
is a compact dongle designed to provide high-speed wireless connectivity to laptops and desktops. While modern systems often support plug-and-play, older versions of Windows or specific hardware configurations require a manual driver installation to ensure stability and full feature support. Key Specifications 5.0 with EDR (Enhanced Data Rate). : The Ugreen Bluetooth 5
: If automatic detection fails, visit the UGREEN Download Center and search for the product code 80889 to download the latest driver package. Installation Steps : Plug the adapter into your PC's USB port. Installation Steps : Plug the adapter into your
UGREEN has committed to supporting the CM390 until at least 2027. You can find the latest drivers by bookmarking their official support page. Do not rely on Windows Update for future driver updates; manually check every 6 months.
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.
Some Linux distributions (Fedora 38+) include this firmware by default. Try a live USB first.