When thumbnails are created and embedded into your PDF files, you will see the thumbnails displayed on the left column of your PDF Reader or Viewer (usually Adobe Reader).
With this freeware utility, you can decide whether to show thumbnails when PDF file is opened.
PDF Thumbnail Generator is freeware, which can be freely distributed without permission. Supported platform: Microsoft Windows 98/98SE/ME/NT4/2000/XP/Server 2003
Download Link: http://www.coolpdf.com/pdfthumb.exe
