Ugreen Bluetooth 5.0 Usb Adapter Cm390 Driver !!better!! -
After installation, run through this checklist:
This article serves as your complete encyclopedia for the UGREEN CM390. We will cover hardware specifications, step-by-step driver installation for Windows 10 and 11, manual driver methods for legacy systems (Windows 7/8), troubleshooting common errors, and comparing it to other Bluetooth adapters.
To help you get the best performance, could you let me know: ugreen bluetooth 5.0 usb adapter cm390 driver
If you see any yellow warning triangle, the driver is missing or corrupted.
| Use Case | Recommended Adapter | Why? | | :--- | :--- | :--- | | | TP-Link UB500 (Bluetooth 5.0) | Uses same Realtek chip but with better antenna. Drivers on TP-Link site are updated frequently. | | Linux Native (no firmware hassle) | ASUS USB-BT500 | Mediatek chipset – firmware included in Linux kernel 5.7+. | | macOS / Hackintosh | Any Broadcom BCM20702-based dongle (e.g., IOGEAR GBU521) | Native support with BlueToolFixup. Realtek chips on macOS are a nightmare. | | Bluetooth 5.3 / LE Audio | UGREEN CM491 (Bluetooth 5.3) | Newer chip, better power efficiency, but still Realtek-based. | After installation, run through this checklist: This article
Windows 7/8.1/10/11 (Note: Not compatible with macOS, Linux, or car audio systems). Bluetooth Version: 5.0 + EDR. 2. Where to Download the UGREEN CM390 Driver (Model 80889
Could you tell me (e.g., Windows 11, Windows 10) so I can help you locate the exact direct download link for your driver? Alternatively, Downloads – UGREEN US | Use Case | Recommended Adapter | Why
One of the CM390's most valuable features is its ability to connect up to five Bluetooth devices simultaneously without performance issues. This means you can simultaneously use a Bluetooth mouse, keyboard, headset, speaker, and game controller with your computer through a single USB port. The adapter handles these connections intelligently, managing data flow to prevent conflicts and maintain stable connections across all devices.
Open your web browser and navigate to the official . Locate the search bar on the support page.