The display of thumbnails in windows explorer Windows dependent on being turned on and having a Shell extension. The Window View should be set to show icons and in Folder options View Top line is a check box for show only icons never thumbnails So that should be unchecked. Next bit is Psp has a built in shell extension to allow thumbs of psp type formats. Many users Have had a problem with 64 bit operating systems. Bot Productions Make a 64 bit version Of the thumbnail handler [URL="http://www.botproductions.com/pspthumb/index.html[/URL]