A new version of our Fire TV and Android TV app will be rolling out soon and it now allows you to take advantage of the new thumbnail generation available in Emby Server 4.1+. If you enable this new feature in the server, you will then be able to visually seek your content with thumbnails in the Android/Fire TV app.     Note: This feature requires that the new server thumbnail generation feature be enabled at an interval less than just chapter points and that it has completed successfully