Update: For those of us happy taking many photos and using iTunes to back them up, don't believe that they are safely stored there - just check that your backup matches the images on your phone and that all are viewable in your backup / restore. You may see the message 'file type not supported'...
After updating to iOS 11 one of my albums that I created isn’t showing all the photos. It says it has 340+ photos and vids but only 29 are showing. This is happening on both my iPhone 7 and iPad Air 2.
The photos are still there in the default albums such as “All Photos” “Screenshots” and...