This post breaks down everything you need to know about this driver, from installation to troubleshooting. What is the Ff-usb 4 In 1-3 Driver?
Yes, but only for certain chipsets. Realtek and ASIX provide Windows 7 drivers. However, Microsoft has ended support for Windows 7, and you may need to install the SHA-2 update (KB3033929) first. Ff-usb 4 In 1-3 Driver