SteamOS now runs on every AMD handheld, and Valve didn't even make a big deal about it
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SteamOS 3.9 quietly expands compatibility to virtually every AMD-powered handheld, including the ASUS ROG Ally and Lenovo Legion Go, not just the Steam Deck. The update brings kernel upgrades, newer graphics drivers, and a refined KDE Plasma desktop, but its real significance is foundational: it transforms SteamOS from a Steam Deck-exclusive OS into a broader platform. Valve made no fanfare about this shift, which the author argues is intentional — the update also lays groundwork for a future Steam Machine revival.
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SteamOS 3.9 redraws the mapThis update is rather small for the DeckSteamOS is now expanding, and Valve is keeping it quietSort: