Full step by step photo tutorial on the Half Double Crochet Rib Stitch is up on my blog! 👋😃👏
https://crochetml.com/blogs/news/photo-tutorial-how-to-crochet-half-double-crochet-rib-stitch
https://crochetml.com/pages/photo-tutorials
Playlist featuring more Ribbed Stitches here:
https://www.youtube.com/playlist?list=PLXwG-nU-M9LqcYzo6aNWpLsZQPW0fjbAr