Ethernet Driver Download Guide for iVANKY's Hubs & Docking Stations
First of all, you need to download the driver from HERE.
Step 1: Click to open the installation package RTUNICv1.0.22.dmg
Step 2: Click PKG, related introduction & read me, then continue.
Step 3: Click Install, then enter your Apple ID.
Step 4: The system is installing the driver. There may be System Extension Blocked pop-ups, click OK.
Step 5: The driver is installed successfully, restart your MacBook.