All of your options to comment or make markups on the document will be inactive if the document restrictions and security have been set to prevent this. You can check the document's restrictions by following these steps (you must have Acrobat Pro in order to be able to do any edits, remember):
With the document open, pull down the Document
menu, choose Security
, then Display Restrictions and Security
. This will give you a summary of what you are able to do with the document (copy/paste, print, edit, etc.) If commenting is not allowed, it will be noted.edited for spelling error
Edited by txtchr, 15 June 2009 - 11:53 AM.