Eh, everyone has trouble with hands, but improving is why we practice, you'll get better the more you try. I like how the hair texture came out and you seem to have found a good method for shading. One of the best tips I've gotten for hands was to focus on starting all the anatomy as basic shapes.
This is a good example I've found on the core shapes for hands:
https://i.pinimg.com/originals/d2/13/60/d21360c34db5f2820e9b9963be0b6876.jpg