IText 7 in C# locking bad pdf

I am running into a problem where I am using IText 7 to check a PDF that a user has downloaded off the internet. For my test case I created a text file with garbage in it and saved it as a pdf. I …

iText copy form fields

Is there a way in iText to copy just the PDF acroform fields from one PDF document to another PDF document? I have the code to copy the entire PDF, but I would like to be able to overlay all my …