In this Unreal Engine 5.3 tutorial, we explore the Cone Shape Location module in Niagara! Learn the differences between Spherical Cone and Spherical Wedge, and discover how to tweak parameters like angle spread, hollow/inner angles, end caps, and transforms to get the exact particle distribution you need. 
https://dev.epicgames.com/community/learning/tutorials/bLnk0/unreal-engine-ue5-3-niagara-basic-shape-location-cone-27