On newer versions of macOS, the adapter often uses native CDC-NCM drivers, requiring no extra software. However, if the device isn't recognized, drivers are available for download from support pages like Plugable Technologies .
The driver facilitates data transfer rates up to 1000 Mbps (Gigabit Ethernet) and supports features like Wake-on-LAN (WOL) , full-duplex operation, and N-way auto-negotiation. ky-888 usb ethernet driver