No, You can't download thumbnails from private or unlisted movies using our thumbnail grabber. Our YouTube thumbnail downloader only operates with publicly obtainable video clips. Non-public or unlisted video clips call for suitable authentication which happens to be further than the scope of this thumbnail extractor tool. Our mission would https://youtube-thumbnail-extract81244.popup-blog.com/37243229/considerations-to-know-about-youtube-thumbnail-grabber