Source Steam Blog store.steampowered.com
Valve just released SteamOS 3.8.28 as stable for everyone – bringing another load of improvements for all devices. Read the full article here: https://www.gamingonlinux.com/2026/09/steamos-3-8-28-stable-released-with-big-improvements-for-steam-deck-steam-machine-and-more-hardware-support/