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.
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. ugreen bluetooth 5.0 usb adapter cm390 driver
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. The Ugreen Bluetooth 5
Power management is turning off the USB port or the driver conflict with Wi-Fi 2.4GHz. Solutions: Have a driver issue that isn’t listed
| Operating System | Compatibility | Notes | | :--- | :--- | :--- | | | Supported | Requires driver download from the website. | | Windows 10 | Supported | Requires driver download. | | Windows 8.1 / 7 | Partial | Support exists but is increasingly legacy; may require older driver versions. | | macOS | Not Supported | macOS generally does not support third-party USB Bluetooth adapters due to strict vendor whitelisting. | | Linux | Supported (Manual) | Works on Ubuntu/Debian, but requires manual firmware installation ( rtl8761b_fw.bin ) due to licensing restrictions. | | Xbox / PlayStation | Not Supported | Consoles do not support generic USB Bluetooth adapters. |
If the Setup.exe fails or freezes, perform a manual driver update: