Valve unveiled the new update of your operating system "Steam OS 3.4" which comes with some very interesting changes, of which we can mention improvements to gamepads support, resolution of problems with screen detection, among other things.
For those who are new to SteamOS, you should know that this is a specialized Linux distribution for gaming devices, which Valve and Collabora have been working on together for several years.
SteamOS 3 stands out over past versions of SteamOS because this is based on Arch Linux, a rolling release distribution that includes the latest version of Mesa for open source accelerated graphics support and replaces the Debian-based SteamOS 2 version used in the previous Steam Machine project.
Main new features of Steam OS 3.4
In this new version that presents Steam OS 3.4 the base of the system synchronized with the last database of Arch Linux packages. Among other things, the version of the KDE Plasma desktop has been updated to version 5.26 (previous version 5.23).
For the part of the novelties that are presented, we can find that added an option to disable vertical sync (VSync), which is used to prevent output dropouts. Artifacts can appear in game programs after turning off protection, but you can put up with them if fighting them causes additional delays.
In addition to this, now in this new update the mouse emulation disabled for DualShock 4 and DualSense trackpads at steam startup, when steam is not running in desktop mode, the gamepad driver is loaded, as well as highlighting that virtual keyboard usage in games has been improved.
A new firmware for the docking station, which resolves detection issues for displays connected via HDMI 2.0.
The popup panel HUD (Heads-Up Display) uses a second level of performance and uses a horizontal layout that matches the games that use an aspect ratio of 16:9.
Support for TRIM operation has been enabled to inform internal drives about unused blocks on the FS. In the “Settings → System → Advanced” settings, a button has appeared to force the TRIM operation to be performed at any time. This includes a workaround that ensures TRIM operations are safe for SD cards that advertise support for discard but do not.
Of the other changes that stand out from this new version:
- Added support for 8BitDo Ultimate wireless controllers.
- Fixed issues with some games freezing after returning from sleep mode.
- Fixed issues with 100ms stutter when enabling adaptive backlight mode.
- In “Settings → Storage” for external devices, an option to remove the device has been added.
- Automatic mounting of external drives with FS ext4 is provided.
- Steam will periodically trim storage devices as needed
- New button in Settings → System → Advanced to run snip immediately
- Added an eject option for removable drives in Settings → Storage
- This unmounts the removable drive, it does not physically eject it
- External drives formatted as ext4 are now automatically mounted and available for use on Steam
- Fixed a case where the default audio device would show “echo-cancel-sink” and the audio controls would stop working correctly
- Fixed a case where some apps output audio to the wrong device
- Fixed a bug in the audio driver that could cause onboard audio to crackle in some situations.
Our updates are only available for Steam Deck, but enthusiasts are developing an unofficial version of holoiso, adapted for installation on normal computers (Valve also promises to prepare builds for PC in the future).
If you are interested in knowing more about it, you can consult the details In the following link.