<ul><li>Valve officially added support for the Lenovo Legion Go S in its latest SteamOS release.</li><li>The handheld is the first hardware, other than the Steam Deck, to run Valve's gaming-centric operating system.</li><li>The update also brings improved support for other AMD powered handhelds and introduces SteamOS support for the Proteus Controller.</li><li>Valve has been working to expand SteamOS to more devices, with a recent separate verification program introduced to indicate game compatibility with the operating system.</li></ul>

SteamOS now officially supports a second handheld

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