Ugreen Bluetooth 5.0 Usb Adapter Cm390 Driver Updated Review
, restart your PC, and repeat Method 2 from the installation section. Frequently Asked Questions (FAQ) Does the Go to product viewer dialog for this item.
Follow these steps for a clean installation that avoids device conflicts. Step 1: Remove Existing Bluetooth Devices
If you found this guide helpful, check the official UGREEN website for the latest driver version 3.2.1 or higher. Your Bluetooth devices will thank you.
Windows will play a "device connected" chime and automatically scan for the necessary drivers, displaying a Bluetooth icon in your system tray (bottom-right corner). Method 2: Manual Driver Download (If Auto-Install Fails) ugreen bluetooth 5.0 usb adapter cm390 driver
The CM390 can work on Android TV boxes or phones with OTG support, but you cannot install a driver. Android must already support the chipset. Results vary. Do not buy this for Android.
| | Details | | :--- | :--- | | Model Number | CM390 (also labeled as 80889 or 80890) | | Bluetooth Version | 5.0 (with Enhanced Data Rate, backward compatible) | | Core Chipset | Realtek RTL8761BUV | | Operating Range | Up to 20-30 meters in open environments | | Data Transfer Rate | Up to 2-3 Mbit/s | | Compatible OS | Windows 7, 8.1, 10, 11 (and select Linux distributions) | | Key Features | Auto-reconnect, multi-device support (up to 5 devices) |
Keep these key takeaways in mind:
Before initiating the setup process, cross-reference your operating system with the requirements outlined below. Driver requirements vary based on the generation of your operating system: Operating System Driver Requirement Installation Type Not Required Plug-and-Play Windows 10 Not Required Plug-and-Play Windows 8.1 / 8 Required Manual Installation Windows 7 (32/64-bit) Required Manual Installation macOS / iOS Not Supported Incompatible Linux / Game Consoles Not Supported Incompatible
is a compact dongle designed to provide wireless connectivity for PCs and laptops lacking built-in Bluetooth. Powered by the , it supports up to five simultaneous connections, including headphones, keyboards, and mice, with a range of up to 20–30 meters in open spaces. Driver Installation Guide The driver requirements for the
Even with the correct driver, users face common issues. Here is how to solve them. , restart your PC, and repeat Method 2
The driver acts as a translator, allowing your computer's operating system to understand and control the Realtek chip inside the CM390. Without the correct driver, your computer may detect that something is plugged into the USB port, but it won't know what to do with it. The Bluetooth menu might not appear, or the adapter may show errors in Device Manager.
Do not download drivers from third-party "driver update" websites. They often bundle malware or outdated files. Always use official sources.
Transmission distance up to 20 meters (65 feet) in open spaces. Step 1: Remove Existing Bluetooth Devices If you