In this Unreal Engine 5.4 tutorial, you will learn how to align Niagara mesh particles to the surface normals of both static meshes and animated skeletal meshes! We’ll cover mesh preparation, direct triangle distribution, normal alignment, and keeping particles locked and oriented to an animated character during motion.
https://dev.epicgames.com/community/learning/tutorials/mXm51/unreal-engine-5-4-niagara-align-to-normals-of-static-and-skeletal-mesh-tutorial