Ugreen Bluetooth 5.0 Usb Adapter Cm390 Driver [patched] ✔

The UGREEN Bluetooth 5.0 USB Adapter (Model: CM390 / 80889) is a compact dongle designed to add high-speed wireless connectivity to Windows-based PCs. It uses the Realtek RTL8761BU chip to provide stable connections for up to 5 devices simultaneously, including headsets, mice, and keyboards. Driver Download & Installation

While modern Windows versions may auto-detect the hardware, a manual driver installation is often required for full functionality.

Official Download: Visit the UGREEN Download Center and search for product model "80889" (the SKU for CM390).

CD Installation: If your computer has a disk drive, you can use the provided mini-CD to run setup.exe. Installation Steps: Plug the adapter into a USB port.

Run the downloaded driver installer and follow the on-screen prompts. Restart your computer after the installation is complete. Technical Specifications UGREEN CM390 Bluetooth 5.0 USB Adapter User Manual

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: ugreen bluetooth 5.0 usb adapter cm390 driver

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 compact dongle designed to add wireless connectivity to PCs and laptops. While it is often plug-and-play for modern systems like Windows 10 and 11, installing the official driver is necessary for full functionality on older versions like Windows 7 or 8.1. Key Features & Benefits The UGREEN Bluetooth 5

Multi-Device Connectivity: Supports connecting up to 5 devices simultaneously, such as headphones, mice, keyboards, game controllers, and printers.

Enhanced Performance: Uses the Realtek RTL8761BUV chipset and supports Bluetooth 5.0 with EDR (Enhanced Data Rate), offering up to 3 Mbps data transfer speeds and improved power efficiency.

Extended Range: Provides a reliable transmission distance of 20 to 30 meters in open spaces.

Status Indicator: Features a built-in LED light that flashes during pairing and stays solid once a stable connection is established.

Broad Compatibility: Compatible with Windows 7, 8.1, 10, and 11 (32/64-bit). It is not compatible with macOS, Linux (in some versions), or gaming consoles like PS5/PS4. Driver Installation Guide

If your system does not automatically recognize the adapter, follow these steps to install the official driver: UGREEN Bluetooth Adapter 5.0V 20 Meter Range – CM390 Chipset Identification Under the hood, the CM390 utilizes

UGREEN Bluetooth Adapter 5.0V 20 Meter Range – CM390 – 80889 – 1 Year Warranty * Bluetooth Version: 5.0+EDR (Enhanced Data Rate) * Ugreen Sri Lanka Bluetooth адаптер Ugreen CM390 - DNS

Chipset Identification

Under the hood, the CM390 utilizes the Realtek RTL8761B chipset. While branded as UGREEN, the drivers are essentially Realtek drivers packaged by UGREEN.

Part 9: Future-Proofing – Will UGREEN Update the CM390 Driver?

As of 2025, UGREEN has released three major driver updates for the CM390:

UGREEN has committed to supporting the CM390 until at least 2027. You can find the latest drivers by bookmarking their official support page. Do not rely on Windows Update for future driver updates; manually check every 6 months.

File size expectations:

The driver package is relatively small—approximately 50 MB to 120 MB.

UGREEN Bluetooth 5.0 USB Adapter (CM390): Driver Installation & Troubleshooting Guide

The UGREEN Bluetooth 5.0 USB Adapter (model CM390) is one of the most popular dongles for adding wireless connectivity to a desktop PC or an older laptop. It’s compact, affordable, and based on the reliable Realtek RTL8761B chipset.

However, a common point of confusion is the driver situation. Does it need one? Does Windows install it automatically? What if it doesn’t work?

Let’s clear this up.