Please type your message and try again. All Rights Reserved. Edit Answer (for another 5 minutes) HiHave you tried thisInternet Explorer 8 and 9Open Internet Explorer, and choose Tools > Manage Add-ons.Under Add-on Types, select Toolbars And Extensions.In the Show menu, select All Add-ons.Select All Add-ons from the Show menu in the Manage Add-ons dialog box.In the list of add-ons, select Adobe PDF Reader.Click the Enable or Disable button (it toggles depending on the status of the selected add-on):Enable sets the Adobe PDF Reader add-on to open PDFs in the browser.Disable turns off the add-on so it does not open PDFs in the browser.Select Adobe PDF Reader, and click the Enable/Disable button.If you have and you say its not listed, is it actually using the PDF Reader plugin and not a third party plug-in. More discussions in Acrobat Reader All CommunitiesAcrobat Reader 6 Replies Latest reply on Aug 6, 2013 7:02 AM by dj.si Adobe Reader XI, Internet Explorer missing Add-On cursim Oct 19, 2012 1:06 AM hi all,we have download and install the MSI from Adobe Reader XI. As there is no individual plugin that you can download and install. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.. I am using Windows 7 Pro 64-bit along with Internet Explorer 9.