No, You can not download thumbnails from private or unlisted movies using our thumbnail grabber. Our YouTube thumbnail downloader only will work with publicly accessible movies. Personal or unlisted video clips call for good authentication and that is outside of the scope of this thumbnail extractor Software. Our mission is https://downloadyoutubethumbnailh24688.theblogfairy.com/37375127/5-simple-statements-about-youtube-thumbnail-extractor-explained