I want to make search content feature work. However, I don't know how to manage it. Is there a way for me to do it easily?

I want to make PDF links show on my page flipping book. However, I don't know how to manage it. Is there a way to make PDF link show on page turning digital publication?

There is table of content of my PDF files, and then will the table of content keep in the page turning digital publications after uploading? If it can, please tell me how to make it work around.