We create backup's to save our repository from getting deleted accidentally, here, in this case, messages were our repository to be saved and stored. Back-ups are created either by making conversation into text files and e-mail it to our e-mail address (or) by using WhatsApp interface and save it in WhatsApp database inside the device memory, But do remember that these are all already automated by WhatsApp itself, the WhatsApp has an automated system that creates a backup of conversation automatically every morning 4 AM, a maximum of 7 days backups will be stored in the Whatsapp database and new backup's created thereon will overlap the existing old backup files. Note: The backup file will contain only text conversation and thumbnails of the media files path if the images/videos are removed from the device and also unavailable in the source then it will result in download error and cannot be recovered. We remove something from our device that no longer required to exis