pdftools -i c:\input.pdf -o c:\out.pdf -t title -a author -k "123,456" -d "2003-11-11"

pdftools -i c:\input.pdf -q "FitBH" or -q "50"

pdftools -i C:\*.pdf -o D:\*.pdf -S ownerpwd=123 -S openpwd=456 -S keylen=2 -S permission=128

-i [PDF file name]      : A PDF filename or a directory for input

-o [PDF file name]      : PDF filename for output

                        If you aren't specify the -o parameter, the                         default output file will overwrite the input                         PDF file

-r                      : Show the detail information for input PDF                         file(s)

-R                      : Show 'Creator' information for input PDF                         file(s)

-t [Title]              : Set title

-a [Author]             : Set author

-s [Subject]            : Set subject

-k [Keywords]           : Set keywords

-d [CreatedDate]        : Set create date

-m [ModifyDate]         : Set modify date

-c [Creator]            : Set creator

-p [Producer]           : Set producer

-D                      : Write document summaries into PDF file in                           ASCII

-e [MetaData]           : Set MetaData, select a XML file for set                           metadata or

                          "" to clear metadata

-b [PageMode]           : Set PageMode, PageMode include "UseNone",

                          "UseOutlines", "UseThumbs", "FullScreen",

                          "UseOC", set one or more items before                           seperate by comma or blank

-x [PageBox]            : Set PageBox for PDF file

-X [PageBoxes]          : Remove or set Crop, Bleed, Trim, Art boxes

-g [PageLayOut]         : Set PageLayOut, PageLayOut include                           "SinglePage", "OneColumn",                           "TwoColumnRight", "TwoColumnLeft",

                          "TwoPageLeft"

-n [PageViewReferce]    : Set PageViewReferce, PageViewReferce                           include "HideToolbar", "HideMenubar",

                         "FitWindow","CenterWindow",                          "DisplayDocTitle", "HideWindowUI"

-q [OpenAction]         : Set OpenAction, OpenAction include                           "FitBH","FitH", "Fit"

-f [Rotate]             : Set PDF page rotation

-v                      : View the PDF file after process

-u [Page Range]         : Set page range

-w [Page Number]        : Set the current page when opening the file

-z [Page Scale]         : Set the pages size by page scale

-y                      : Add new information to PDF files

-j                      : Change PDF page content

-J [Content scale]      : Extended scale PDF page content

-@                      : Change PDF page content rotation

-#                      : Change PDF page margin size

-~                      : Change PDF page margin offset

-! [Linearized]         : Change PDF document to Linearized document

-^                      : Reverse PDF document pages order                  

-&                      : Remove pages from PDF file

-*                      : Insert pages to PDF file

-A                      : Look for damaged PDF files

-M                      : Look for damaged PDF files in all                           subdirectories

-l [Log file name]      : Specify log file for output message

-S [options]            : Set more options to PDF files

   -S "linearize=true"  : Optimize PDF file for fast web view

   -S "skip=true"       : Skip existing PDF files instead of                           overwrite

   -S "openpwd=XXX"     : Set 'open password' to PDF file

   -S "ownerpwd=XXX"    : Set 'owner password' to PDF file

   -S "keylen=X"        : Key length (40 or 128 bit)

     -S "keylen=0"      : 40 bit RC4 encryption (Acrobat 3 or                           higher)

     -S "keylen=1"      : 128 bit RC4 encryption (Acrobat 5 or                           higher)

     -S "keylen=2"      : 128 bit AES encryption (Acrobat 7 or                           higher)

   -S "permission=XXX"  : Restrictions

     -S "permission=0"  : Deny anything

     -S "permission=1"  : Allowed print the document

     -S "permission=2"  : Allowed modify the content of the document

     -S "permission=4"  : Allowed copy text and graphics from the                           document

     -S "permission=8"  : Allowed add or modify annotations

     -S "permission=16" : Allowed fill in interactive form fields

     -S "permission=32" : Allowed extract text and graphics from the                           document

     -S "permission=64" : Allowed assemble the document

     -S "permission=128": Allowed print the document with high                           resolution

   -S "securitykey=XXX" : Set permission bits directly

   -S "collection=true" : Enable collection feature for attachments

   -S "collection=false": Disable collection feature for attachments

   -S "pdfversion=1.4"  : Set version number to PDF file

   -S "pdfversion=1.5"  : Set version number to PDF file

   -S "recoverpage=1"   : Recover page content by XREF table

   -S "attachfiles=file1|file2|file3|file4" : Attach files into PDF                                               file

   -S "attachfiles=C:\filelist.lst": Retrieve files from a .txt file

-$ [Registration key]   : Set your registration key for PDF Tools                           software.

-?                      : Help

-h                      : Help