Maybe it could be done with a PI that invokes ExifTool e.g.
Code:
exiftool -Title=”Some Title” -Author=”An Author & Another One” input.pdf
Exiftool is a command line program, runs on Linux, Mac & Windows, written in Perl. Below are the main metadata items Exiftool can write to a PDF, the relevant webpage is
here.
'Author'
'CreationDate'
'Creator'
'Keywords'
'ModDate'
'Producer'
'Subject'
'Title'
Good place to start for an apprentice PI-Writer - Polish PDF
BR