In this video, I’ll show you how to record your Chaos Cache and Niagara Sim Cache together, so that when you play them back in your Level Sequence, they are properly in-sync with each other.
https://dev.epicgames.com/community/learning/tutorials/zqPO/fortnite-fab-unreal-engine-5-8-chaos-destruction-for-beginners-record-chaos-cache-and-niagara-cache-together