To add an FTP user to download files to the webserver:
- >Choose domain from drop-down
- Click "Edit Mail and FTP Users" on the left side menu
- Click "Add a website FTP access user." on the right side of the list Choose username (email address) and password, and click the "Create" button.
You will then be able to login using secured FTP and will be seeing the public_html folder where the root of that server resides.