Ugreen — Bluetooth 5.0 Usb Adapter Cm390 Driver

While Windows 10 and 11 can often auto-install a generic driver, downloading the dedicated driver from UGREEN ensures you get the full feature set and maximum stability. Here’s how to get the official driver:

The "CM390" is UGREEN’s specific PCB and casing design for their flagship Bluetooth 5.0 dongle. It is plug-and-play for Windows 10/11 only if Windows Update is enabled. However, many users disable Windows Update or need the driver for older OS versions, which is why the driver file is critical. ugreen bluetooth 5.0 usb adapter cm390 driver

Disable your antivirus temporarily, as it might block the driver installation. Conclusion UGREEN Bluetooth 5.0 USB Adapter CM390 While Windows 10 and 11 can often auto-install

Even with the correct drivers, Bluetooth connections are notoriously sensitive. Here is how to fix the most common issues associated with the Go to product viewer dialog for this item. 1. The Device is Recognized but Won't Connect However, many users disable Windows Update or need