The UGREEN Bluetooth 5.0 USB Adapter (CM390) is a powerful, affordable solution for adding or upgrading Bluetooth capabilities on Windows computers. Its driver is the key that unlocks all its features. For most Windows 10 and 11 users, the process is pleasantly automatic. For those on older Windows versions, a quick manual installation gets the job done.

While Windows 10 and 11 often automatically install drivers for this device, a manual driver installation is sometimes required for optimal performance, or if Windows fails to recognize the device. How to Find the Driver

to restart your computer and ensure the adapter is fully recognized. Key Specifications & Compatibility