Here's how you can get Halo 5: Guardians running in local split-screen on 1 TV | VentureBeat
How Can I Play Split Screen on Halo Infinite? - TechQlik
Actually, Halo 5's Campaign Co-Op Does Require Xbox Live Gold - GameSpot
Halo 5: Guardians Review | Trusted Reviews
Halo Infinite Campaign Co-Op Begins in July, Splitscreen Expected to Arrive With Season 3 | Technology News
IGN on X: "“In order to improve and accelerate ongoing live service development... we have reallocated studio resources and are no longer working on local campaign split-screen co-op,” - Halo Infinite developer