Pdf Preview Thumbnail. On the edit menu choose preferences. In the windows file explorer open the folder options see if the option always show icons never thumbnails option is un checked and the option show preview handlers in preview pane is checked.
Adobe acrobat reader includes the thumbnail extractor as well as a preview handler shell extension which generates pdf thumbnails as well as file preview in the preview pane in file explorer. On the edit menu choose preferences. To enable it go to view menu and click on preview pane.
Thumbnail pdf icon the icon of your pdf document.
This is normal and not a bug so if you are scavenging over the internet looking for fixes you won t find working ones. Preview pdf document pdf document can be previewed in thumbnail when it is not opened via the pdf preview handler interface in microsoft windows 10. Adobe acrobat reader includes the thumbnail extractor as well as a preview handler shell extension which generates pdf thumbnails as well as file preview in the preview pane in file explorer. To automatically update from the product choose help check for updates and then follow the steps in the updater window to download and install the latest updates.