Ugreen Bluetooth 50 Usb Adapter Cm390 Driver Install Jun 2026
: Follow the on-screen prompts from the installer. Click Next through the setup screens.
Open and manually disable the internal Bluetooth radio.
The Realtek Bluetooth Driver installation wizard will open. Click to begin. Accept any license agreements if prompted.
Windows 7, 8.1, 10, 11 (Note: Linux and macOS are generally not natively supported by this specific Realtek chipset without advanced community workarounds).
A: Absolutely. After driver install, pair the controller via Bluetooth. Note: Xbox Series X controllers require a firmware update from Xbox Accessories app on Windows. ugreen bluetooth 50 usb adapter cm390 driver install
Usually plug-and-play. Manual drivers are only needed if the default Microsoft driver causes audio stuttering, dropped connections, or pairing failures.
A2DP, H2P, AVRCP, HID, PAN, DUN, OPP, GATT Pre-Installation Requirements
so Windows recognizes it as the primary Bluetooth source. The Manual Quest for Drivers
The UGREEN CM390 Bluetooth 5.0 USB adapter is a popular, compact solution for adding wireless connectivity to your desktop or laptop. While Windows 10 and Windows 11 often feature plug-and-play functionality for standard Bluetooth dongles, installing the official Realtek drivers is highly recommended. The dedicated driver ensures connection stability, prevents audio lagging, and unlocks the full bandwidth of Bluetooth 5.0. : Follow the on-screen prompts from the installer
You can use this for a blog post, help desk article, user manual, or FAQ section.
in the bottom right corner of your taskbar (near the clock).
You will need to manually install the firmware. Here is a general guide (remember to adapt commands to your specific distribution):
Right-click your internal Bluetooth adapter (e.g., Intel Wireless Bluetooth or Generic Bluetooth Radio ). Click and confirm. 2. Disconnect the Adapter The Realtek Bluetooth Driver installation wizard will open
She’d bought it after her laptop’s internal Bluetooth died. “Plug and play,” the box promised. But the speaker only hummed with static, and her wireless mouse refused to click.
To confirm that the driver installed successfully on Windows:
The UGREEN CM390 Bluetooth 5.0 USB adapter offers an affordable, reliable solution for adding Bluetooth connectivity to any Windows computer. With the correct driver installation approach—automatic for Windows 10/11, manual for Windows 7/8.1—you’ll be enjoying wireless freedom with your favorite Bluetooth peripherals in no time. Whether you’re connecting headphones for music, a mouse for productivity, or a game controller for entertainment, this tiny adapter delivers impressive performance at a budget-friendly price point.