Below are the link for FTP Attachments User Guides:
You can download the Customization guides (User Manuals) from the following link.
- For versions upto 4.15.11:
- For versions 5.0.1 and above(Lightning ready):
http://downloads.ftpattachments.com/docs/Customization Guide 5.x+.pdf
You can download the API user guide from the following link.
http://downloads.ftpattachments.com/docs/API_User_Guide.pdf
Sample code can be downloaded from following link-
http://downloads.ftpattachments.com/builds/FTPAttachments_API_Sample.zip
ws.net/docs/FTP Attachments Customization Guide 5.x+.pdf