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For typical users (connecting headphones, keyboard, mouse, game controller), this adapter is top-tier among budget Bluetooth 5.3 dongles.
: Open Device Manager and check under the "Bluetooth" section to see if your UGREEN adapter is listed. Manual Driver Installation (Model CM591 / 90225) driver ugreen bluetooth 53 top
The most common reason for a "driver not working" error is a conflict with your PC's built-in Bluetooth. and select Device Manager . Expand the Bluetooth section. and select Device Manager
If your PC doesn't recognize the device or you experience lag, follow these steps to get the official UGREEN software: Go to the UGREEN Downloads page. Search for your model number (e.g., or 90225 ). Download the ZIP file, extract it, and run setup.exe . Follow the prompts and restart your computer when finished. Comparing UGREEN Bluetooth 5.3 Models USB Dongle (CM591) Long Range Adapter AUX Car Adapter Primary Use PC/Laptop Peripherals Large offices/Home audio Car Stereo/Home Theater Range Up to 20m (66ft) Up to 100m (328ft) Up to 10m (32ft) Driver Needed No (Win 10/11) No (Win 10/11) Plug & Play Simultaneous Devices Troubleshooting Common Issues Search for your model number (e
: Utilizes Bluetooth 5.3 + EDR technology for faster data transmission and lower power consumption compared to older generations. Long-Range Communication : Provides stable connectivity up to 10–20 meters