SteamOS 3.5.5: The Biggest Steam Deck Update of the Year!

Display color adjustments, HDR, VRR, undervolting controls, updated Arch base…
Looking To Increase Performance on the Steam Deck? There’s a Script for That

Be aware there are some caveats to running the script.
SteamOS 3.4.8 Now Stable, Fixes Splitgate and Improves Performance with Star Wars Jedi: Survivor

SteamOS, or Steam Deck OS?
Steam Deck Updates Fix Splitgate, Adds Performance Improvements

Four client updates and one SteamOS update.
Steam Deck to Get Improved Color Management with SteamOS 3.5

“We are planning on shipping our color management support with gamut mapping, HDR, SDR on HDR, HDR on SDR, and much more in Steam OS 3.5.”
SteamOS 3.4.6 Fixes Focus Issue, Adds Ray-Tracing

SteamOS 3.4.6 has shipped to stable users. As a reminder, SteamOS (or as Valve now calls it, “Steam Deck OS”) 3.4.6 upgraded the Mesa driver to version 23.1. This upgrade should fix “graphical corruption issues” with Wo Long: Fallen Dynasty, although interestingly enough, the “several upcoming titles” tidbit from the beta patch notes has been omitted with this update. If you’re a fan of DOOM Eternal, well, welcome to the next-gen upgrade with ray-tracing!
SteamOS 3.4.6 Beta Fixes Graphics Corruption Issues with Wo Long: Fallen Dynasty, Adds Ray-Tracing to DOOM Eternal

Mesa has been upgraded to 23.1, and with it are several bug fixes and improvements.
Updated Kernel and SMT Disabled Feature Coming to SteamOS 3.5

Valve developer says there are ‘performance improvements in the pipe.’
SteamOS 3.4.5 Preview Fixes Update Loop When Doing a Factory Reset, Fixes Focus Issue with Forza Horizon 5

Small but important update out for both stable and preview branches on the Deck. SteamOS 3.4.4 (stable) fixes an update loop that could occur when doing a factory reset. 3.4.5 (preview) – in addition to adding the update loop fix – also fixes a focus issue with Forza Horizon 5.