While you can launch games not purchased from Steam in its desktop app, games from the Microsoft Store or PC Game Pass need a little help to work.

Manage all your PC games in one place! Xbox app now integrates Steam and Epic Games libraries for a seamless gaming experience.

The PC Xbox app can now aggregate your game libraries, including Steam. That's great, but Game Pass coming to Steam would be a lot more meaningful.

Microsoft's new Xbox experience app goes into beta testing this week, allowing users to launch PC games from any store: Steam, Epic Store, Windows, etc.

XBPlay is an app on Steam that makes it extremely easy to stream Xbox video games to your Steam Deck. It rules.

Steam has a killer feature that Microsoft needs to add into the Xbox app seriously quickly. (Image credit: Windows Central) Downloading the latest games plays havoc on a person's internet connection.

Xbox already hooks into the EA app and Ubisoft Connect for Game Pass titles, and platforms like Steam and GOG Galaxy allow you to add basically any program to your library.

The new functionality lets you see and launch your Steam games in the Xbox app, which will be important for those new Windows-based PC gaming handhelds and their streamlined interface.

The Xbox UI mockup According to The Verge, Microsoft is in fact currently working on an Xbox app update that'll let players see all the games that they own through Steam and the Epic Games Store.

For those unsure of what the process entails, here's how to run Xbox 360 games on the Steam Deck with the EmuDeck and Emulation Station.