Multi-jet final states refer to events in high-energy particle physics experiments, such as those at the Large Hadron Collider, where multiple jets of particles are produced in the final state. These jets are typically the result of the fragmentation of high-energy quarks or gluons produced in the initial collision. Studying multi-jet final states is important for understanding the strong force that governs the interactions between quarks and gluons. By measuring the properties of the jets, such as their energies, momenta, and angular distributions, researchers can test the predictions of quantum chromodynamics (QCD), the theory that describes the strong force. Multi-jet final states are also important for searches for new particles or phenomena beyond the Standard Model of particle physics. Events with large numbers of jets can be a signature of the production of heavy particles, such as new bosons or supersymmetric particles, which may decay into multiple jets. Overall, studying multi-jet final states provides valuable insight into the fundamental interactions of particles and helps researchers probe the frontiers of particle physics.