The Realtek RTL8192FU is a USB-based device that typically has two antennas and may resemble the example image on this page. Drivers are included with modern versions of Windows. However, if you’re offline because you need the driver to get online, you will have to perform a manual installation. The links to the Realtek RTL8188FTV also include drivers for Windows 10/8.1/8/7 and some older versions of macOS