Valve's official Steam Deck post says SteamOS 3.8.0 Preview adds initial support for upcoming Steam Machine hardware alongside KDE Plasma 6.4.3, Linux kernel 6.16, and broader compatibility for third-party handhelds.
Valve used its March 6, 2026 Steam Year In Review 2025 post to reaffirm that Steam Machine, Steam Frame, and a redesigned Steam Controller are still planned for 2026. The company acknowledged memory and storage shortages, but said all three products will ship this year.
California's new AB 1043 law requires age verification at account setup for all operating systems, including Linux and SteamOS. OS providers must also supply a real-time age-checking API to app developers, raising major concerns for the gaming and open-source communities.