The update aggregates all titles across supported PC gaming storefronts to turn the Xbox App into a universal launcher. This is especially handy for people who buy games on Steam,

Microsoft is starting to test its new aggregated gaming library in its Xbox PC app on Windows. Xbox Insiders will now be able to see their Steam and Battle.net games all within the Xbox app — making it a single launcher for most installed PC games.

Microsoft has released a new version of the Xbox app on Windows, which features a combined library of all your games from different launchers like Steam.