Ugreen Bluetooth 5.0 Usb Adapter Cm390 Driver May 2026
The UGREEN Bluetooth 5.0 USB Adapter (CM390), also identified by the model number 80889, is a compact dongle designed to provide wireless connectivity for PCs and laptops. While it is generally "plug-and-play" on modern systems, certain setups require a specific driver to enable full functionality. Driver Installation Guide
Depending on your operating system, the installation process varies:
Windows 10 & 11: These systems typically install the necessary drivers automatically upon plugging in the adapter. If it does not work immediately, you can manually download the driver from the official site.
Windows 7 & 8.1: These versions require manual driver installation to function properly. Installation Methods:
Official Download: Visit the UGREEN Download Center and search for model 80889.
Provided CD: Use the installation disc included in the box. Run setup.exe and follow the prompts.
Post-Installation: A restart is usually required to finalize the setup. Troubleshooting & Configuration UGREEN 80889 Bluetooth 5.0 USS Adapter CM390
The Ugreen Bluetooth 5.0 USB adapter CM390 is a device that enables users to add Bluetooth functionality to their computers or laptops that lack built-in Bluetooth capabilities. This adapter is particularly useful for those who want to connect their Bluetooth devices, such as headphones, speakers, or smartphones, to their computers without the hassle of cables.
Overview of the Ugreen Bluetooth 5.0 USB Adapter CM390
The Ugreen Bluetooth 5.0 USB adapter CM390 is a small, compact device that plugs into a USB port on a computer or laptop. It uses the latest Bluetooth 5.0 technology, which provides a stable and fast connection to Bluetooth devices. The adapter supports a wide range of Bluetooth devices, including headphones, speakers, smartphones, and tablets.
Key Features of the Ugreen Bluetooth 5.0 USB Adapter CM390
- Bluetooth 5.0 technology for fast and stable connections
- Compact and portable design
- Easy to install and use
- Supports a wide range of Bluetooth devices
- Compatible with Windows, macOS, and Linux operating systems
Driver Installation and Configuration
To use the Ugreen Bluetooth 5.0 USB adapter CM390, users need to install the necessary drivers on their computers. The drivers can be downloaded from the Ugreen website or from the manufacturer's CD (if provided). The installation process is straightforward and easy to follow.
Once the drivers are installed, users can configure the adapter to work with their Bluetooth devices. This involves pairing the devices with the adapter, which can be done using the Bluetooth settings on the computer or laptop.
Benefits of Using the Ugreen Bluetooth 5.0 USB Adapter CM390
The Ugreen Bluetooth 5.0 USB adapter CM390 offers several benefits to users, including:
- Convenience: The adapter provides a easy way to connect Bluetooth devices to computers or laptops that lack built-in Bluetooth capabilities.
- Flexibility: The adapter supports a wide range of Bluetooth devices, making it a versatile solution for users with multiple devices.
- Cost-effective: The adapter is an affordable solution compared to buying a new computer or laptop with built-in Bluetooth capabilities.
Common Issues and Troubleshooting
Some common issues that users may encounter when using the Ugreen Bluetooth 5.0 USB adapter CM390 include:
- Connection problems: Users may experience difficulties connecting their Bluetooth devices to the adapter.
- Driver issues: Users may encounter problems installing or updating the drivers for the adapter.
- Interference: Users may experience interference from other devices that use the same frequency band as the adapter.
To troubleshoot these issues, users can try restarting the adapter and their Bluetooth devices, updating the drivers, or moving the adapter to a different USB port.
Conclusion
The Ugreen Bluetooth 5.0 USB adapter CM390 is a useful device that enables users to add Bluetooth functionality to their computers or laptops. With its compact design, easy installation, and fast connection speeds, it is an ideal solution for users who want to connect their Bluetooth devices to their computers without the hassle of cables. By understanding the features, benefits, and potential issues of the adapter, users can get the most out of their device and enjoy a seamless Bluetooth experience.
UGREEN Bluetooth 5.0 USB Adapter (CM390) , the driver can be downloaded directly from the official UGREEN Download Center by searching for product model Driver Installation Guide
While Windows 10 and 11 often recognize the adapter automatically, manual installation is required for full functionality on older systems like Windows 7. Official Download : Visit the UGREEN Support Page to find the latest version. Alternative Source ugreen bluetooth 5.0 usb adapter cm390 driver
: A verified driver package (approx. 73 MB) is also hosted on OEMDrivers Installation Steps Plug the adapter into a USB 2.0 or 3.0 port from the downloaded folder or provided CD. Follow the on-screen prompts and restart your computer once finished. Troubleshooting : If you have built-in Bluetooth, you must disable it in the Device Manager before the UGREEN adapter will work. Key Features UGREEN CM390
is a compact solution for adding wireless connectivity to PCs that lack native Bluetooth. UGREEN Bluetooth 5.0 Adapter CM390 Drivers 29-Aug-2024 —
Driver information for UGREEN CM390 (Bluetooth 5.0 USB Adapter):
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Chipset:
The CM390 typically uses the Realtek RTL8761B chipset. -
Driver source (official & safe):
- Windows 10/11 – Usually installs automatically via Windows Update (plug in and wait, or go to Settings → Windows Update → Optional updates).
- Manual driver download – UGREEN’s official support site:
https://www.ugreen.com/pages/download-center
(Search for “CM390” or “Bluetooth 5.0 adapter”). - Realtek official driver – Realtek’s website (look for “RTL8761B USB Bluetooth driver”).
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Important notes:
- No driver needed for Linux (kernel support included) or macOS (limited compatibility; may work natively or not at all).
- If Windows fails to install it, check Device Manager for an unrecognized device with a yellow exclamation mark. Right-click → Update driver → Search automatically.
- On some systems, you must disable built-in Bluetooth in BIOS/Device Manager before the UGREEN adapter works properly.
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Troubleshooting quick fix:
If driver fails to load, download and run the driver package from UGREEN’s site, then restart.
Overview
The Ugreen Bluetooth 5.0 USB Adapter CM390 is a compact and portable Bluetooth adapter that allows you to add Bluetooth connectivity to your computer or laptop. It uses the latest Bluetooth 5.0 technology, which provides faster data transfer rates, wider range, and improved compatibility.
Key Features
- Bluetooth 5.0 technology for fast and stable connections
- Compatible with Windows, macOS, and Linux operating systems
- Supports wireless connections up to 10 meters (33 feet)
- Compatible with Bluetooth-enabled devices such as headphones, speakers, mice, keyboards, and more
- Compact and portable design for easy carrying
Driver Installation
To use the Ugreen Bluetooth 5.0 USB Adapter CM390, you may need to install a driver on your computer. Here are the general steps:
- Connect the adapter to an available USB port on your computer.
- Download the driver software from the Ugreen website or a trusted driver repository.
- Follow the on-screen instructions to install the driver.
- Restart your computer to complete the installation.
Common Issues and Solutions
- No Bluetooth signal: Ensure that the adapter is properly connected to your computer and that the driver is installed correctly.
- Device not recognized: Try restarting your computer or reinstalling the driver.
- Connection issues: Move the adapter to a different USB port or try resetting the Bluetooth device.
Specifications
- Model: CM390
- Bluetooth version: 5.0
- Frequency range: 2.4GHz
- Wireless range: up to 10 meters (33 feet)
- Compatibility: Windows, macOS, Linux
- Dimensions: compact and portable design
Warranty and Support
The Ugreen Bluetooth 5.0 USB Adapter CM390 typically comes with a warranty and dedicated customer support. For more information, please visit the Ugreen website or contact their support team directly.
Part 3: How to Download and Install the Official UGREEN CM390 Driver
If your OS did not auto-install the driver, follow these steps.
Final Verdict: Should You Buy the CM390?
Yes, if you’re on Windows 10/11. It’s plug-and-play, supports 5.0 speeds, low energy, and multiple devices. Just don’t expect macOS support.
No, if you need macOS compatibility. Buy a Broadcom-based adapter instead.
Have a driver issue that isn’t listed? Leave a comment below – I’ve installed this adapter on over 30 PCs and likely know the fix.
I understand you're looking for the driver for the UGREEN Bluetooth 5.0 USB Adapter (Model: CM390).
However, I cannot "write a paper" about this driver, as that would be inventing a technical document that doesn't exist or misleading you. Instead, I will give you the factual, correct information to get the driver you need. The UGREEN Bluetooth 5
Installation notes (Windows example)
- Plug adapter into USB-A port (prefer rear-panel USB on desktops for stable connection).
- Wait ~30–60s for automatic driver install; check Device Manager → “Bluetooth” or “Other devices”.
- If device shows with warning or as unknown, download vendor driver and run installer or update driver manually (right-click → Update driver → Browse).
- After driver install, enable Bluetooth in Settings → Devices → Bluetooth & other devices.
- Pair devices via Windows Bluetooth settings.