How to draw in a pdf document (comment) using Adobe Acrobat Pro ...
Youaddaboxviathecommentingtools.OpenuptheCommentpane(ontherightside),thenselecttheDrawRectangletool.Onceyoudrawarectangle,youwill ...,Todrawfree-formlinesusingtheDrawtool,dragwhereyouwanttobegindrawing.Youcanreleasethemousebutton,movethepointerto...。參考影片的文章的如下: