The Windows version of the Legion Go S is up for preorder ahead of its imminent release, while the SteamOS version is expected to arrive in May.

Lenovo has finally announced a new line of Legion Go handheld PCs, with one that will come installed with SteamOS out of the box. The new model is called the Legion Go S, and it's the world's first handheld PC from a third-party manufacturer using Valve's operating system.

Valve is making a notable shift with its portable gaming strategy as Lenovo debuted a new edition of its Legion Go gaming handheld that runs Valve’s custom operating system.

Lenovo has announced two new iterations on the Legion Go, a PC gaming handheld it released in October 2023. The Legion Go 2 will be a beefier—and likely pricier—version of Lenovo's first-generation device,

Lenovo is already announcing one new handheld (or two depending on how you’re counting) at CES 2025. However, that isn’t stopping the company from looking ahead to its next portable gaming device by teasing an early prototype of the Legion Go 2.

SteamOS is slowly becoming an alternative to Windows for handheld gaming devices. After launching the Steam Deck with SteamOS, its own operating system,