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.
Plug the UGREEN CM390 into a USB port (preferably USB 2.0, not 3.0, as 3.0 can cause interference). Step 2: Open Settings → Update & Security (Windows 10) or Settings → Windows Update (Windows 11). Step 3: Click "Check for updates" . Step 4: Wait. Windows will download "Realtek Bluetooth Adapter" or "Generic Bluetooth Radio" via Optional Updates.
Go to the official UGREEN support page: support.ugreen.com (Search for "CM390"). Step 2: Download the "UGREEN Bluetooth Driver Installer" (approx 35MB). Step 3: Run the .exe as Administrator (Right-click → Run as administrator). Step 4: Click "Install Driver" . The tool will automatically detect the CM390. Step 5: Wait for the command prompt window to close. Do not unplug the dongle. Step 6: Restart your PC.
Reboot your PC. 5. Method 3: The "Generic Bluetooth Radio" Fix Sometimes the driver installs, but Windows uses a generic Microsoft driver that lacks Bluetooth 5.0 features. Here is how to force the correct driver.
Bookmark this guide. If you ever reinstall Windows, come back to Section 4. And always, always use a USB 2.0 port or an extension cable. Having a unique error? Leave a comment below (or on the original forum where this article is posted) with your Windows version and Device Manager error code.
Once installed correctly, the CM390 is a rock-solid adapter. You will enjoy low-latency audio, simultaneous connections to multiple devices (keyboard + mouse + headphones), and the full 20-meter range of Bluetooth 5.0.
