Ugreen Bluetooth 5.0 Usb Adapter Cm390 Driver

Even with a straightforward setup, you might occasionally encounter problems. Here are solutions for common issues:

Windows power management turns off the USB port or the Bluetooth radio. Solution:

UGREEN Bluetooth 5.0 USB Adapter (Model CM390 / Part Number 80889)

Under the hood, the CM390 utilizes the chipset. While branded as UGREEN, the drivers are essentially Realtek drivers packaged by UGREEN. ugreen bluetooth 5.0 usb adapter cm390 driver

For older Windows versions, manual installation is required:

UGREEN Bluetooth 5.0 USB Adapter (Model: CM390 / SKU: 80889)

Some common issues that users may experience with the Ugreen Bluetooth 5.0 USB Adapter CM390 driver include: Even with a straightforward setup, you might occasionally

Upon first insertion:

Corrupt driver installation or conflict with another Bluetooth stack (e.g., Intel or Toshiba stack). Solution:

You can set up the adapter using either the included CD or the official digital download. Direct Download : Visit the UGREEN Download Center and search for the product model Hardware Connection While branded as UGREEN, the drivers are essentially

Ensure your Bluetooth headset is selected as the Output device, and not a built-in microphone/hands-free telephone profile. 3. Error Codes in Device Manager

, resist the urge to immediately jam it into your PC’s USB port. Following the correct installation sequence prevents driver conflicts. Method 1: The Quick Plug-and-Play (Automatic Installation)

Allows the adapter to manage multiple accessories simultaneously without bandwidth degradation.

Right-click the Windows Start menu and select . Expand the Bluetooth category.

The Bluetooth service is not running, or antenna gain is low (USB 3.0 interference). Solution: