# Proton proton-10.0-4 — Proton 10.0-4

- Product: Proton (https://whatsnew.fyi/product/valve-proton)
- Vendor: Valve
- Date: 2026-01-26
- Version: proton-10.0-4
- Original notes: https://github.com/ValveSoftware/Proton/releases/tag/proton-10.0-4
- Permalink: https://whatsnew.fyi/product/valve-proton/releases/proton-10.0-4
- Labels: Platforms: Linux

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **added** — Made 19 games now playable that previously worked with Proton Experimental: Surgeon Simulator: Experience Reality, Changeling VR, Summoners War: RUSH, Quantum Threshold, REACH, Fellowship, Metal Slug: Awakening, The Obsessive Shadow, Drop Dead: The Cabin, Zero Caliber 2 Remastered, Lost Memories 3 Side Stories, Death by Scrolling, Stellar Reach, Girls' Frontline, Modules, Distant Worlds 2, 懒人修仙传2, Ring Runner: Flight of the Sages, and Chronology
- **fixed** — Agatha Christie: Evil Under the Sun not being playable in French
- **fixed** — Far Cry 5 showing old GPU drivers warning with AMD GPUs
- **fixed** — Age of Empires IV Anniversary Edition showing GPU driver warning with Intel GPUs
- **fixed** — Music playback in Transcendence
- **fixed** — Mystery Manor: Hidden Objects not displaying anything on gamescope
- **fixed** — HDR in Far Cry 5 on OLED Steam Decks
- **fixed** — Crystal of Atlan crashing on desktops
- **fixed** — Broken account switching in Crystal of Atlan with gamescope
- **fixed** — Adventures Of Fluzz wrongly displaying "No Device" window which made game unplayable with gamescope
- **fixed** — Marvel Rivals crashing in benchmark with AMD GPUs
- **fixed** — Assassin's Creed Shadows and Wild Assault incorrectly warning about being installed on a HDD
- **fixed** — Long wait on every launch of many Xbox Game Studios games including Avowed, Grounded 2, Indiana Jones and the Great Circle, and The Outer Worlds 2
- **fixed** — Dragon's Dogma Dark Arisen crashing on system with long Steam Library path
- **fixed** — In-game browser in Figmin XR
- **fixed** — Server / lobby listing in Men of War II
- **fixed** — Ara: History Untold displaying GPU error
- **fixed** — Ultimate Marvel vs Capcom 3 crashing with monitors that support many resolutions
- **fixed** — Arc Riders stutter on systems with non-Nvidia GPUs due to the game seeing and trying to continually load nvapi
- **changed** — Improved support for Sony controllers in Tekken 8

- Now playable (previously worked with Proton Experimental):
  - Surgeon Simulator: Experience Reality
  - Changeling VR
  - Summoners War: RUSH
  - Quantum Threshold
  - REACH
  - Fellowship
  - Metal Slug: Awakening
  - The Obsessive Shadow
  - Drop Dead: The Cabin
  - Zero Caliber 2 Remastered
  - Lost Memories 3 Side Stories
  - Death by Scrolling
  - Stellar Reach
  - Girls' Frontline
  - Modules
  - Distant Worlds 2
  - 懒人修仙传2
  - Ring Runner: Flight of the Sages
  - Chronology
- Fixed Agatha Christie: Evil Under the Sun not being playable in French.
- Fixed Far Cry 5 showing old GPU drivers warning with AMD gpus.
- Fixed Age of Empires IV Anniversary Edition showing GPU driver warning with Intel gpus.
- Fixed music playback in Transcendence.
- Fixed Mystery Manor: Hidden Objects not displaying anything on gamescope.
- Fixed HDR in Far Cry 5 on OLED Steam Decks.
- Fixed Crystal of Atlan crashing on desktops.
- Fixed broken account switching in Crystal of Atlan with gamescope.
- Fixed Adventures Of Fluzz wrongly displaying "No Device" window which made game unplayable with gamescope.
- Fixed Marvel Rivals crashing in benchmark with AMD GPUs.
- Fixed Assassin's Creed Shadows and Wild Assault incorrectly warning about being installed on a HDD.
- Fixed long wait on every launch of many Xbox Game Studios games including Avowed, Grounded 2, Indiana Jones and the Great Circle, and The Outer Worlds 2. 
- Fixed Dragon's Dogma Dark Arisen crashing on system with long Steam Library path.
- Fixed in-game browser in Figmin XR.
- Fixed server / lobby listing in Men of War II.
- Fixed Ara: History Untold displaying GPU error.
- Fixed Ultimate Marvel vs Capcom 3 crashing with monitors that support many resolutions.
- Fixed Arc Riders stutter on systems with non-Nvidia GPUs due to the game seeing and trying to continually load nvapi.
- Improved support for Sony controllers in Tekken 8.
- Fixed haptics support for DualSense controllers which should now work in most games that support it.
- Fixed audio playback in Rocket Jockey.
- Fixed For Honor not starting on non-Steam Decks.
- Fixed store in For Honor not working on desktops.
- Fixed in-game screenshot feature in Mohrta.
- Fixed Cladun X3 hanging on exit.
- Fixed Rocket Jockey not being playable on some installations.
- Fixed Xalia not interacting correctly with dialogs produced by ARC Raiders.
- Fixed Atelier Resleriana [JP] not working on certain setups.
- Added support for speech recognition in Phasmophobia.
- Fixed video playback in Okayunyumu! and AQUARIUM.
- Fixed Assassin's Creed Shadows not being playable after a recent game update.
- Fixed language selection not working in Black Squad's launcher.
- Fixed voice line playback in Rigid Force Alpha.
- Fixed 7.1 audio channel mapping in Ghost of Tsushima DIRECTOR'S CUT, Clair Obscur: Expedition 33 and potentially many other games.
- Fixed horizontal mouse scroll being incorrectly registered as back / forward buttons.
- Fixed Thai font rendering in Warframe's launcher.
- Fixed Revolver360 Re:Actor crashing on keyboard input.
- Fixed text input in Secrets of Grindea.
- Fixed video playback in Conquer the World.
- Fixed a crash in Marvin's Mittens after the cutscenes.
- Fixed Sword of the Stars: The Pit crashing when clicking an enemy.
- Fixed Lemma randomly crashing.
- Fixed Ukrainian and Russian font rendering in Trainatic.
- Fixed Proton 10 regressions:
  - Video should play correctly again in King of Bones and Indivisible.
  - Sackboy: A Big Adventure should no longer display a series of errors on fresh prefix.
  - GodsArena Online is now registering touch/mouse input correctly.
  - Lost Planet: Extreme Condition is playable again.
  - Killer Instinct should no longer crash at the end of match.
  - Workshop integration in The Conquest of Go should work again.
  - CHRONO TRIGGER should no longer flicker in fullscreen mode.
  - Camera panning should work as expec

_[Truncated at 4000 characters — full notes: https://github.com/ValveSoftware/Proton/releases/tag/proton-10.0-4]_