refers to the operation under . You could easily edit or add data to your PDFs by ing the version of into your computer. It makes the following functions available such as open action, page layout, page size, page margin, page orientation, metadata, optimize for the web (linearize), compression and others into your existing PDF files. Here, take next few steps, you can obtain this multi-functional helper.
First of all, downloadthrough the following link
And then save it to your easily found folder, once it is done, you have to extract it.
So far, you could see the released folder containing all the essential components to operate.
More surprising functions , you can resort to the command line as described in http://www.verypdf.com.User Manual. If you would, you could seek more information at