Halo Infinite multiplayer has cross-platform support for PC and Xbox - Polygon

Matt Booty, Microsoft’s head of Xbox Game Studios, said on April 29, 2021, that Halo Infinite will support cross-play and cross-progression among Xbox Series X, Windows PC, and Xbox One when the game launches in the fall of 2021.

Halo Infinite, Winter Update

Is Halo Infinite Cross-Platform? Crossplay & cross-progression on Xbox & PC - Dexerto

Polygon: What's next for Halo?With 343 Industries in flux, Microsoft faces an uncertain path for its prized franchise : r/XboxSeriesX

Xbox One - Wikipedia

Is Halo Infinite Cross-Platform? Crossplay & cross-progression on Xbox & PC - Dexerto

We should talk about Halo Infinite's not quite next-gen premiere

Xbox Series X Specs, Release Date, Controller, and Games

Digital Foundry: Halo Infinite Season 2: Are The Tech Issues Finally Fixed? PC, Xbox Series S/X Re-Tested! : r/Games

Gaming: Halo heading to PC; Elder Scrolls fires up dragon season; the art of Mario

Halo: Combat Evolved Anniversary : Microsoft Corporation: Video Games

B0oteeSweat7031 rage hacking, blatant cheating and aimlock. Halo Infinite. #cheating : r/haloinfinite

Halo Infinite season 5 release time: When does the new season launch? - Polygon

You cannot replay campaign missions in Halo Infinite, and there are missables (skulls, audio logs) : r/halo

Is Halo Infinite Cross-platform?