This feature allowed users to combine multiple files (Word docs, Excel sheets, PDFs, images) into a single "Portfolio" or "Package."
A product key, often simply called a "key," is a series of letters and numbers used to activate a software product. It ensures that the software is genuine and has been purchased or obtained through legitimate channels. This feature allowed users to combine multiple files
Unlike simple PDF readers, this version allowed for deep manipulation of the document structure: often simply called a "key