SteamOS 3.7.20 has just been released for all users with the following changes previously in Beta:

General

• Added ntsync driver

Non-Deck

• Enabled polkit for the InputPlumber dbus interface and resolved a potential race condition for the InputPlumber interface, addressing CVE-2025-66005 and CVE-2025-14338

We have just shipped an updated Steam Deck Client to the Preview/Beta channel.

General

• Updated localization.

We have just shipped an updated Steam Deck Client to the Preview/Beta channel.

Library

• Installed demos that are no longer playable now show "Uninstall" instead of "Play" as their primary action.

• Newly added demos and free to play games will appear at the top of the recent games list.

Steam Input

• Fixed action set information being cut off in the configuration edit page.

• Added missing buttons to Mode Shift Button selection menu: Left Stick Touch and Right Stick Touch

We have just shipped an updated Steam Deck Client to the Preview/Beta channel.

Desktop Mode

• Fixed regression causing error popup to sometimes display on startup.

We have just shipped an updated Steam Deck Client to the Preview/Beta channel.

General

• Updated localization