- 14 Sept 2026 SteamOS 3.9.1 Preview fixes external display frame limits and GPU sleep
The preview build stops frame limits dropping below target on some external displays, repairs suspend and resume on RDNA 1 and 2 dedicated GPUs, brings back the boot logo and adds security updates.
- 14 Sept 2026 SteamOS 3.8.27 Beta stops fans falling back to BIOS control
A one-fix beta: in rare cases fan speed reverted to BIOS control until a reboot, which ran the fans faster than needed.
- 29 Aug 2026 SteamOS 3.9.0 Preview moves to a newer base system
The preview build updates the Arch Linux base and Plasma desktop, rebases onto Linux kernel 7.2 and adds preliminary hibernation support.
- 28 Aug 2026 SteamOS 3.8.26 Beta irons out performance and Bluetooth issues
The beta fixes compositor slowdowns, a Firefox freeze and Unreal Engine VR problems, and makes Bluetooth controller connections more stable.
- 8 Aug 2026 SteamOS 3.8.25 Beta fixes Steam Machine sleep and wake
The beta channel lands firmware 108: no more instant wake, no more stuck CPU after sleep, plus native support for the 2026 Steam Controller.
- 5 Aug 2026 Grip Sense: how the Steam Controller knows you are holding it
Valve walks through the capacitive grip sensors, which wake gyro aiming when you pick the controller up and can double as extra inputs.
- 5 Aug 2026 Valve explains gyro aiming on the new Steam Controller
A hands-on guide to gyro activation, sensitivity and drift calibration — useful if a controller came with your Machine.
- 28 Jul 2026 Waitlist update: every reservation gets its turn this year
Valve expects the whole queue to receive purchase emails before year-end, FSR 4.1 lands in Proton Experimental, and the faceplate CAD files are out.
- 17 Jul 2026 SteamOS 3.8.24 Beta tackles more launcher black screens
The beta channel fixes black screens in certain launchers, including Zenless Zone Zero and Final Fantasy XIV Online.
- 17 Jul 2026 SteamOS 3.8.16 fixes the black-screen regression
The stable channel rolls back a 3.8.15 change that left some games on a black screen.
- 18 Jun 2026 Steam Controller reservations get estimated delivery windows
Demand outran supply, so Valve now estimates delivery between September 2026 and 2027 depending on when you reserved.
- 20 May 2026 A guide to the Steam Controller trackpads
Mouse-style pointing, button layouts and virtual menus: Valve shows what the dual trackpads can do in games that expect a keyboard.