The problem is the registry setting supplied by Adobe but is easily fixed. Just for once, you can’t blame Microsoft. “This file can’t be previewed” indicates that there’s an add-in available but not working.) (This is a different message from “No Preview Available” which is shown when there is no preview add-is available. Normally that works fine but if you have Windows 7 64-bit edition the PDF preview doesn’t show up – all you get in the preview pane are the words “This file can’t be previewed”. Installing the free Acrobat reader not only installs the main reader software but also the preview add-ons for Windows and Outlook. The most common example of an extra preview add-on is for PDF preview. This File Cannot Be Previewed Because There Is No Previewer Installed for It - Outlook FIX.The following issue was encountered on a Windows 10-based computer.

A similar thing happens in the preview pane of Outlook 2007 and Outlook 2010 to let you view attachments Most common document types are supported either by Windows itself or appear when the appropriate software is installed.

This file can t be previewed pdf