Once installed, the Bluetooth icon will appear in the taskbar. Right-click it, select "Add a Device," and choose your Bluetooth device. Key Features
The UGreen adapter's driver is what exposes the Isochronous Channels (ISO) to the OS. If the driver is generic, those channels are blocked. A proper UGreen driver package includes an updated BthLEEnum.sys extension that reports LMP version 12 (Bluetooth 5.3) instead of LMP version 9 (5.0). driver ugreen bluetooth 53
UGREEN’s official support page offers a generic Realtek driver for legacy systems: support.ugreen.com (Search for “Bluetooth 5.3”). Once installed, the Bluetooth icon will appear in