With the announcement of the Lenovo Legion Go S handheld gaming PC, the gears are well and truly turning. Revealed to be the first officially licensed third-party device to be running Valve's Linux-based OS, we finally have more details about what to expect from the future of SteamOS—chiefly, Valve is opening the floodgates.

It's official: Valve's SteamOS will be available on more platforms soon, and the first handheld PC gaming device to adopt the operating system will be the new Lenovo Legion Go S. At CES 2025, it was revealed that the slim Lenovo unit will run on the Linux-based OS--, the same one used on Valve's Steam Deck.

Valve’s handheld device, the Steam Deck, wasn’t the first portable gaming PC ever created, but it is by the far the most successful. And like Steam becoming the de facto way people play PC games in 2025,