This article explains downloading Cyberduck for Windows. Cyberduck is the recommended software for FTP.
Install the Windows version of Cyberduck from the following website: https://cyberduck.io/download/
Wait for the install to download. Then, open the install and select Install.
Allow Cyberduck to make changes to your device.
The installer will run. Once it's finished, open the program if it isn't already open.
Select Open Connection and enter your information.
Select Connect when finished.