Microsoft quietly added an Xbox Mode to Windows 11 that strips out background processes, boots straight into Steam Big Picture or the Xbox interface, and saves nearly a gig of RAM. No dedicated console required — this turns any Windows PC into a legit home theater gaming machine. Here’s how to set it up today using KB5083631, the Xbox Fullscreen Experience Tool, and OmniConsole 2.1.
🔗 Xbox Fullscreen Experience Tool: https://github.com/8bit2qubit/XboxFullscreenExperienceTool
🔗 Microsoft Update Catalog (KB5083631): https://catalog.update.microsoft.com/Search.aspx?q=KB5083631
Chapters:
00:00 Xbox Mode Explained
01:02 Standard Desktop Shown
01:49 Steam Boots Direct
02:31 Processes & RAM
03:07 Desktop Still Works
03:33 Choosing Your App
03:57 Full Xbox Interface
04:18 Steam + Xbox Together
04:44 Game Pass Library
06:02 How It’s Done
06:28 Required Build Numbers
07:15 Staying Off Insider
07:49 Who This Supports
08:06 Microsoft Update Catalog
09:06 Installing the Package
10:14 Startup App Settings
10:37 Setting Up OmniConsole
11:05 Install & Reboot
11:29 Final Result
11:52 Future Potential
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