What method should you use to make sure your iOS photos are backed up?

With iOS backups, it’s still a little confusing about what happens to photos taken on an iOS device. When you perform a backup (automatic or otherwise), do your photos and videos get copied too? It varies!
Do you have iCloud Photos enabled?
Do you back up via iCloud or via iTunes to a computer?

From answers to those questions, you can figure out whether your backup contains your images and movies, and if not, how to make settings changes to fix that.iCloud Photos enabled: If your iOS device has this turned on, then neither iTunes nor iCloud makes backups of images or video. The photo/video backup is instead entirely handled as part of the iCloud sync. (Also note that Apple recently changed the name from iCloud Photo Library, if you’re used to seeing that anem.) iCloud Photos retains the full, high-resolution versions of all your photo and videos.To read this article in full, please click here