/Technology

For years, SteamOS was treated as the Steam Deck's operating system and not much else. That made sense — it was what Valve needed at the time. But that's changing. The company has confirmed that anyone can now install SteamOS on a desktop PC, which in practice means you can build your own Steam Machine without buying Valve's official hardware. The information came from The Verge, with statements from Valve engineer Pierre-Loup Griffais, who explained the current state of the system and what users can expect. **How did we get here?** The short answer is: a lot of compatibility work. Valve put significant time into making sure SteamOS runs well on Intel and AMD setups, and that progress is what gave them enough confidence to open the system up to desktops. Griffais described the current experience as "good" for console-PC setups — the core is there, the graphics drivers work, and so does shader pre-compilation, which is actually one of the reasons the Steam Deck feels so smooth when launching games. This didn't come out of nowhere. The SteamOS 3.8.0 update had already laid a lot of the groundwork — it improved compatibility with newer Intel and AMD processors and made it pretty clear that Valve was moving in this direction. **What works, what doesn't** Griffais was straightforward about the limitations. For now, the installation isn't designed for dual-booting — meaning if you install SteamOS on a desktop, it's SteamOS and nothing else on that machine. Valve is working on it, but they're not there yet. There are also smaller things missing, like HDMI-CEC support. The elephant in the room, for a large chunk of PC users, is Nvidia support. It may not arrive this year. The problem isn't new — Gamescope, the compositor that powers SteamOS's "console mode," has long had friction with Nvidia's proprietary drivers. For now, AMD and Intel are the way to go. **A quick note on what SteamOS actually is** For those less familiar: SteamOS is an Arch-based Linux system made by Valve. It boots directly into the Big Picture interface and behaves like a console — you turn it on and play games. It's not a general-purpose operating system. There's no traditional desktop waiting for you. Technically, it has one advantage that a lot of people overlook: it handles shader compilation at the OS level, which eliminates the annoying stuttering Windows users know well in the first few minutes of a game. It's built around AMD's Mesa drivers and the Vulkan stack, which partly explains why the Steam Deck runs so well. For Windows games, it uses Proton — Valve's compatibility layer that convinces a game it's running on Windows when it actually isn't. It works surprisingly well, honestly. In some cases even better than on Windows itself. **The bigger picture** This news fits into a busier moment for Valve. The Steam Machine — the company's official desktop gaming PC — is going to be priced near the entry level of the PC market, which is something at least. Valve has publicly acknowledged that RAM shortages and rising prices are complicating their plans, so the exact timeline still has some uncertainty around it. Opening SteamOS to desktops makes sense in this context. It expands the ecosystem without depending on hardware sales, builds a larger Linux user base, and puts more pressure on developers to support the platform — including when it comes to anti-cheat in multiplayer, which remains a weak point. Valve believes more people will play multiplayer games on a desktop than on a handheld, and that could be the push the ecosystem needs. **Nvidia users, in the meantime** For now, the most practical option is Bazzite — a Fedora-based system built by the community that brings the SteamOS experience to hardware it doesn't officially support. It comes with Nvidia drivers included and a Game Mode that mimics the Steam Deck. It's not the official solution, but it works and has an active community behind it. Valve will probably get to Nvidia support eventually. It's just that "probably" and "this year" are two different things, and for now that's where things stand. At the end of the day, this is a genuinely meaningful step for anyone who's been following Linux gaming for a while. It doesn't fix everything at once, and there's clearly work still to be done — Nvidia, dual-boot, some hardware quirks. But the direction is clear, and being able to install SteamOS on your own desktop is already something concrete to explore. **Original source:** The Verge — *Valve says SteamOS is ready for desktops, Nvidia support still in progress* https://www.theverge.com/games/953411/valve-steamos-desktop-nvidia