How to change the zoom factor in link annotations?

I want to change only the zoom property of links.

How To find internal links in a PDF file?

It is already done with External Links, but how do I search for internal links?

How to insert a hyperlink to another page in an existing PDF?

I would like to add a link to an existing pdf that jumps to a coordinate on another page.

How to add a printable or non-printable bitmap stamp to a PDF?

I would like to add a bitmap stamp to a PDF file, that would be either printable or non-printable
depending on the actual Acrobat Reader print settings.

How to get the author of a "free text" annotation?

Is it possible to get the author of a free text annotation using iText?

How to define multiple actions for a PushbuttonField?

How do I keep a page redirect or how do I set it in code?

How to change the properties of an annotation?

How to change the author name for comments?

Does anyone have a script which will change the name of the author whenever any markup such as underlining, highlighting, etc, is applied?
You can do this manually through the properties box, but thi

How to change the color of a circle annotation?

I am adding a SquareCircle annotation to an already existing PDF using iTextSharp in C#.
Now I want to change the Fill Color annotation property, but I don't know how.

How to stamp image on existing PDF and create an anchor?

I have an existing document, onto which I would like to stamp an image at an absolute position.

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