The LinkFixer Advanced User's Guide Is available from within the product as a PDF file.
Go to the "Hamburger" menu on the upper left corner of the LinkFixer Advanced user interface screen. There you will find “User’s Guide”.
The same file is also available via links in the \LinkFixer Advanced\ folder on your desktop.
The User's Guide is also available at http://LinkTek.com/twoclick/LFA/LinkFixer Advanced Users Guide.pdf.