[STEAM][DECK]SteamOS 3.9.0 Preview

[Steam 0]

Note: This update is for the Steam Deck Preview channel, and includes new features that are still being tested. You can opt into this in Settings > System > System Update Channel.

Note on Preview Releases

This is an early Preview build of SteamOS 3.9, and may contain unexpected bugs or stability issues. If you encounter problems, please consider filing a bug on the

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The following notes are an overview, and may not include all changes since the previous SteamOS 3.8 Stable Release.

General

• Updated Arch Linux base

• Updated Desktop Mode from Plasma 6.4.3 to Plasma 6.7.3

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Misc

• Updated the bootloader to improve compatibility with certain motherboards

• The Desktop Mode lockscreen is no longer prevented from being explicitly enabled in settings (but remains off by default)

Developer

• Switched WiFi backend to wpa_supplicant by default, improving compatibility with various WiFi networks

  • Enhanced wpa_supplicant to support fast WiFi reconnect on resume from sleep, previously only available in the iwd backend

• Linux kernel rebased on Linux 7.2

• Added preliminary support for hibernation, not yet exposed in Game Mode UI

  • Enhanced Linux kernel hibernation support to enable interrupting hibernate requests and fixed various driver issues

• Various scripts and packages have been renamed from `steamos-` to `holo-`, with aliases to the former names where appropriate

• Improved support for running SteamOS as a VM guest with accelerated graphics (virtio-gpu, venus)

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