Proton 9.0-2

• Previously playable only with Proton Experimental:
  • Alpha League
  • Battlezone Gold Edition in VR mode
  • Black Desert Online
  • FreestyleFootball R
  • Helldivers 2
  • Hero's Land
  • Iragon
  • SimCity 3000 Unlimited
  • Warlords Battlecry III
• Enabled controller support via Xalia in the launchers of:
  • Clustertruck
  • Fallout 3 (standard and GOTY edition) - partial support only
  • Fallout 4
  • Mugsters
  • The Elder Scrolls V: Skyrim (72850)
  • The Elder Scrolls V: Skyrim Special Edition
  • Tomb Raider: Anniversary
  • Tomb Raider: Legend
• Limited number of cores seen by the following games making them playable on a high core count CPUs:
  • Call of Juarez: Gunslinger
  • Command & Conquer and The Covert Operations
• Fixed Ghost of Tsushima and Horizon Forbidden West displaying a warning about outdated drivers with Nvidia GPUs.
• Fixed The Finals crashing on launch after a recent game update.
• Fixed The Finals wrongly detecting button mashing.
• Fixed The Finals not working on machines supporting AVX512 without clearcpuid=304 in the kernel command line.
• Fixed Apex Legends not starting after a recent game update.
• Fixed Tekken 8 reporting wrong connection type if both WiFi and Ethernet are present.
• Fixed Ubisoft Launcher not starting games with a fresh Proton prefix.
• Fixed Halo Infinite crashing randomly during "initializing data".
• Fixed Beat Saber not being playable on Nvidia GPUs without using the legacy branch.
• Fixed Marvel vs Capcom: Infinite crashing when creating multiplayer lobby.
• Fixed hosting multiplayer games in Foundry.
• Fixed rendering of Japanese characters in the launcher of Granado Espada Japan.
• Fixed Nightingale not being able to authenticate with Steam on desktop.
• Fixed Bloons Monkey City thinking it's offline with IPv6 support disabled.
• Fixed Ubisoft Launcher asking for serial number on the first launch of Tom Clancy's Ghost Recon: Future Soldier.
• Fixed Descent 3 not working in GL mode.
• Fixed Shatterline freezing on loading screen when trying to join a second online match in a session.
• Fixed Call of Juarez: Bound in Blood failing to launch on a fresh prefix and failing on NVIDIA GPUs.
• Fixed audio stutter in Viking: Battle for Asgard.
• Fixed Russian language rendering in Brothers: A Tale of Two Sons launcher.
• Fixed scaling in The Desolate Hope when playing on desktop.
• Improved controller input support for Tower Princess.
• Improved performance in We Love Katamari REROLL+ Royal Reverie.
• Fixed GRIS showing error window when exiting the game.
• Fixed issues with transparency in Akka Arrh.
• Fixed load / save dialogs not working in Idle Spiral on Steam Deck.
• Added raw HID support for VKB Gunfighter SCG.
• Fixed random crashes in Cosmoteer Starship Architect & Commander.
• Fixed font rendering in Cosmoteer Starship Architect & Commander on Steam Deck.
• Improved Chinese font rendering in Cosmoteer Starship Architect & Commander.
• Fixed Russian and Hebrew font rendering in Simon the Sorcerer: 25th Anniversary Edition.
• Improved font rendering in Alien Swarm: Reactive Drop on Steam Deck.
• Fixed Cities: Skylines not being playable on Intel GPUs.
• Improved compatibility with OpenComposite.
• Updated support for OpenXR to version 1.1.36.
• Updated OpenVR support to v2.2.3.
• Updated vkd3d-proton to v2.12-58-gf6d39052afb1.
• Updated dxvk to v2.3.1-64-g60cfafe.
• Updated dxvk-nvapi to v0.7.0-7-gaae4902b6ff7.
• Updated Wine Mono to version 9.1.0.

Proton 9.0-1

• Previously playable only with Proton Experimental:
  • Dinogen Online
  • Photography Simulator Demo
  • George McGeehan Gamer Hero
  • The Finals
  • True Reporter. Mystery of Mistwood
  • Road to Vostok Demo
  • WITCH ON THE HOLY NIGHT
  • Lord of the Rings: Gollum
  • Sonic Colors: Ultimate
  • Command & Conquer: Red Alert 2 and Yuri’s Revenge
  • Command & Conquer Tiberian Sun and Firestorm
  • Aisling and the Tavern of Elves
  • Snares of Ruin 2
  • Insanity's Blade
  • Bloody Walls
• Limited number of cores seen by the following games making them playable on a high core count CPUs:
  • Far Cry 2
  • Far Cry 4
  • The Witcher 2: Assassins of Kings Enhanced Edition
  • Lara Croft and the Guardian of Light
  • Warhammer 40,000: Space Marine
  • Warhammer 40,000: Dawn of War II
  • Warhammer 40,000: Dawn of War II - Chaos Rising
  • Warhammer 40,000: Dawn of War II - Retribution
  • Outcast - Second Contact
  • Prototype
• Enabled nvapi by default for most games.
• Started ignoring system mouse acceleration in games using raw input API.
• Fixed Brawhalla showing a security certificate warning.
• Fixed audio in BOOMEROAD, DORONKO WANKO, NOTTOLOT.
• Fixed Civilization V Touch Only option in the launcher not working.
• Improved cutscene synchronization in Immortals Fenyx Rising.
• Fixed TouHou Makuka Sai ~ Fantastic Danmaku Festival Part I and II crashing during boss fights.
• Fixed crash in Disaster Report 4: Summer Memories epilogue.
• Improved video playback in BIOMUTANT.
• Fixed Imperiums: Greek Wars launcher.
• Fixed memory leaks that caused Final Fantasy XIV Online launcher crash over long time.
• Fixed crash in Microsoft Flight Simulator when live weather is enabled.
• Improved support for input devices with 8+ axes.
• Fixed Savant - Ascent REMIX hitching during certain animations.
• Fixed Super Robot Wars 30 crashing with languages other than English.
• Fixed Doom Eternal audio crackling on certain setups.
• Fixed Lethal Company, Phasmophobia and other Unity games crashing when a controller with a hat switch is plugged in.
• Improved video playback for the following titles: Lords of the Fallen, Harvestella, Wayfinder, Sea of Thieves, and KING OF FIGHTERS XV.
• Fixed default scaling for The Last Game on Steam Deck.
• Fixed audio issues when playing intro video in Airborne Kingdom.
• Fixed Bayonetta crashing on certain systems.
• Fixed Escape from Monkey Island getting minimized on a mouse click.
• Fixed audio controls and spatialization in VRChat with AVPro.
• Fixed new prefix failing to initialize on filesystem that do not support copy_file_range syscall.
• Updated file distribution method to save disk space.
• Rebased on top of upstream Wine 9.0.
• Updated vkd3d-proton to v2.11.1-49-g32ff676b.
• Updated dxvk to v2.3-47-ge2a46a34.
• Updated dxvk-nvapi to v0.6.4-48-g0951afb.
• Added support for Steamworks SDK 1.59.

Proton 9.0 (Release Candidate 2)

• Previously playable only with Proton Experimental: Sonic Colors: Ultimate, Command & Conquer: Red Alert 2 and Yuri’s Revenge, Command & Conquer Tiberian Sun and Firestorm, Aisling and the Tavern of Elves, Snares of Ruin 2, Insanity's Blade, Bloody Walls.
• Fixed Proton 9.0 regressions:
  • Overwatch 2 no longer randomly crashes.
  • Video playback in Age of Empires II: Definitive Edition works again.
  • Total War: WARHAMMER II no longer has clicking audio while playing videos.
  • Call of Juarez: Gunslinger no longer crashes on start.
  • Sea of Thieves is able to play videos on Steam Deck.
  • Borderlands GOTY Enhanced is playable again.
  • Mars First Logistics is now able to upload to Steam Workshop.
  • Neverwinter, Star Trek Online and Champions Online are playable again on Nvidia setups.
  • Fixed input issues with Worms Armageddon.
  • Main menu video is looping correctly in Call of Cthulhu.
• Fixed audio in BOOMEROAD, DORONKO WANKO, NOTTOLOT.
• Fixed Civilization V Touch Only option in the launcher not working.
• Improved cutscene desync in Immortals Fenyx Rising.
• Limited number of cores seen by the following games making them playable on a high core count CPUs:
  • Far Cry 2
  • Far Cry 4
  • The Witcher 2: Assassins of Kings Enhanced Edition
  • Lara Croft and the Guardian of Light
  • Warhammer 40,000: Space Marine
  • Warhammer 40,000: Dawn of War II
  • Warhammer 40,000: Dawn of War II - Chaos Rising
  • Warhammer 40,000: Dawn of War II - Retribution
  • Outcast - Second Contact
  • Prototype

Proton 9.0 (Beta16)

• Fixed Proton 9.0 regressions:
  • Command & Conquer Red Alert is playable again.
  • Carmageddon: Max Damage is playable again.
  • Fixed Risk of Rain 2 being unable to start a multiplayer lobby.
  • DayZ is able to connect to servers again.
  • The Last Of Us Part I no longer drops FPS when using mouse.
  • Trove no longer crashes when going through inventory.
• Fixed new prefix failing to initialize on filesystem that do not support copy_file_range systemcall.
• Added support for Steamworks SDK 1.59.

Proton 9.0 (Beta15)

Fixed a few Proton 9.0 regressions:

• Alan Wake, Divinity: Original Sin 2 - Definitive Edition, Total War: WARHAMMER III (#23474) are playable again.
• Placeholder videos now play correctly in Ultimate Marvel VS. Capcom 3 and Resident Evil 0.
• Fixed mouse clicks registering twice in Warframe and TrackMania Nations Forever.
• Epic Game Store no longer fails to launch.

Proton 9.0 (Beta14)

Fixed 9.0 regressions:

• DEATHLOOP no longer displays APU warning and is playable on Steam Decks. (#23489)
• X input system mouse mappings take effect. (#23502)
• Warhammer 40k Darktide is playable with AMD GPUs. (#23474)

Proton 9.0 (Beta12)

Note: This is a public beta release and will be updated more regularly with regression fixes prior to the Proton 9.0-1 release.

This revision includes everything from beta11 as well as:

• Enabled nvapi for THE FINALS.
• Fixed a few 9.0 regressions and the following games are playable again:
  • Tom Clancy's The Division
  • Warframe
  • Steep

Proton 9.0 (Beta11)

Note: This is a public beta release and will be updated more regularly with regression fixes prior to the Proton 9.0-1 release.

This is the first open beta release of Proton 9.0. In addition to the numerous Wine 9.0 improvements, Proton specific changelog includes:

• Now playable:
  • Dinogen Online
  • Photography Simulator Demo
• Previously playable on Proton Experimental:
  • George McGeehan Gamer Hero
  • The Finals
  • True Reporter. Mystery of Mistwood
  • Road to Vostok Demo
  • WITCH ON THE HOLY NIGHT
  • Lord of the Rings: Gollum
• Fixed Brawhalla showing a security certificate warning.
• Started ignoring system mouse acceleration when using raw input API.
• Fixed TouHou Makuka Sai ~ Fantastic Danmaku Festival Part I and II crashing during boss fights.
• Fixed crash in Disaster Report 4: Summer Memories epilogue.
• Improved video playback in BIOMUTANT.
• Fixed Imperiums: Greek Wars launcher.
• Fixed memory leaks that caused Final Fantasy XIV Online launcher crash over long time.
• Fixed crash in Microsoft Flight Simulator when live weather is enabled.
• Improved support for input devices with 8+ axes.
• Fixed Savant - Ascent REMIX hitching during certain animations.
• Fixed Super Robot Wars 30 crashing with languages other than English.
• Fixed Doom Eternal audio crackling on certain setups.
• Fixed Lethal Company, Phasmophobia and other Unity games crashing when a controller with a hat switch is plugged in.
• Improved video playback for the following titles: Lords of the Fallen, Harvestella, and Wayfinder, Sea of Thieves, KING OF FIGHTERS XV.
• Default scaling fixed for The Last Game on Steam Deck
• Fixed audio issues when playing intro video in Airborne Kingdom.
• Fixed Bayonetta crashing on certain systems.
• Fixed Escape from Monkey Island getting minimized on a mouse click.
• Fixed audio controls and spatialization in VRChat with AVPro.
• Updated file distribution method to save disk space.
• Rebased on top of upstream Wine 9.0.
• Updated vkd3d-proton to v2.11.1-49-g32ff676b.
• Updated dxvk to v2.3-47-ge2a46a34.
• Updated dxvk-nvapi to v0.6.4-48-g0951afb.

Proton 8.0-5

Most of the fixes were previously available in Proton Experimental.

• Now playable:
  • Grotesque Tactics: Evil Heroes
  • Welcome to Princeland
  • Red Tie Runner
  • Simon the Sorcerer: 25th Anniversary Edition
  • Assassin's Creed Mirage
• Made HDR options available on compatible hardware (including Steam Deck OLED) in the following games: Resident Evil 2, Resident Evil 3, Resident Evil 7 Biohazard, Resident Evil Village, Hogwarts Legacy, Mass Effect Legendary Edition, Injustice 2, Alan Wake 2, Devil May Cry 5.
• Fixed Baldur's Gate 3 not starting after a recent game update.
• Fixed Cyberpunk 2077 crashing with DualSense plugged in after a recent game update.
• Fixed Forza Horizon 5 not working after a recent game update.
• Fixed Starfield not saving photos in photo mode.
• Fixed swapped Start / Select buttons on controllers in Starfield and other games using Windows.Gaming.Input.
• Fixed Halo Infinite crashes on SteamOS 3.5.
• Fixed Witcher 3 not being able to switch between windowed and fullscreen correctly on XFCE.
• Fixed Witcher 3 and other games crashing when monitor is turned off and on again.
• Fixed Hogwarts Legacy crashing on Intel GPUs.
• Fixed Resident Evil 2 crashing for some users during gameplay.
• Fixed Crysis 2 Remastered showing only black screen for some users.
• Fixed Crysis 3 being unable to launch properly due to failed authorization.
• Fixed Crysis 3 Administrative Approval EA App Window being corrupted on Nvidia.
• Fixed outdated driver warning in The Last of Us Part I.
• Fixed Steam Workshop interface randomly not working in Trivia Tricks.
• Fixed Final Fantasy X/X-2 HD Remaster crashing during combat.
• Fixed Final Fantasy X/X-2 HD Remaster crashing after Steam Cloud save updates sets resolution to Non-Deck-Native.
• Improved audio in Final Fantasy VIII and Freefall 3050AD.
• Improved load times in LIGHTNING RETURNS: FINAL FANTASY XIII and FINAL FANTASY XIII-2.
• Fixed Remnant: From The Ashes and Deep Rock Galactic and possibly other games crashing when too many audio devices are connected.
• Fixed periodic frame rate drops in Nickelodeon All-Star Brawl 2.
• Fixed Mighty Switch Force! Collection crashing on some setups when no controllers are plugged in.
• Fixed Aura: Fate of the Ages missing some audio cues.
• Fixed games not being able to switch monitors in fullscreen mode on Cinnamon DE.
• Fixed triple monitor handling in Project Cars 3 and Project Cars 2.
• Fixed Elite Dangerous crashing when opening external links.
• Fixed issues with connecting to online services in Tony Hawk's Pro Skater 1 + 2.
• Fixed wrong scaling in MareQuest: An Interactive Tail and Naruto Shippuden Ultimate Ninja Storm 4 on Steam Deck when set to fullscreen.
• Fixed fonts not rendering in the main menu of Aveyond 4: Shadow of the Mist.
• Fixed Aveyond 4: Shadow of the Mist crashing when clicking on Strategy Guide button.
• Fixed The Binding of Isaac: Rebirth crashes that mostly happened when using bombs later in a run.
• Fixed load / save dialogs not working in Idle Spiral on Steam Deck.
• Fixed font rendering in save / load dialog in Idle Spiral.
• Fixed multiplayer in NASCAR Heat 5.
• Fixed multiplayer in DiRT Rally.
• Fixed The Binding of Isaac cursor desync and focus issues when toggling fullscreen.
• Fixed video playback in Out of Ore.
• Fixed multiple memory leaks when playing videos in VRchat using AVPro.
• Improved support for VKB Gladiator NXT Evo and Virpil Constellation ALPHA-R when hidraw device is accessible.
• Enabled nvapi for the following titles:
  • Satisfactory
• Updated Wine Mono to 8.1.0.
• Updated dxvk to v2.3-21-g1b31aa5d.
• Updated dxvk-nvapi to v0.6.4-20-g0a7c48b.
• Updated vkd3d-proton to v2.11-19-g0e681135.

Proton 8.0-4

• Previously playable only with Proton Experimental:
  • Arthurian Legends
  • CHAOS CODE -NEW SIGN OF CATSTROPHE-
  • EverQuest 2
  • Oddworld: Stranger's Wrath HD
  • Songs for a Hero - Definitive Edition
  • STAR WARS Knights of the Old Republic II
  • The Longest Journey
• Fixed a few Proton 8.0 regressions:
  • A race condition that caused controller hotplug to not work reliably is fixed.
  • Have a Nice Death no longer crashes on launch.
  • Using re4_tweaks no longer breaks mouse support in Resident Evil 4 (2005).
  • Makai Kingdom: Reclaimed and Rebound is playable again.
  • Echo (751320) works again on Steam Deck.
  • Debug console in Scrap Mechanic is no longer broken.
• Fixed Overwatch 2 stopping to register controller inputs after an online match has started.
• Fixed Battle.net always trying to update itself.
• Fixed EA Desktop having a blank log-in window after its recent update.
• Fixed an issue with EA Desktop sometimes not launching after an update.
• Fixed Baldur's Gate 3 launcher sometimes displaying dxdiag error dialog.
• Fixed Street Fighter 6 claiming that Proton players are always connected via wired interface.
• Fixed periodic stuttering in Street Fighter 6 when playing without internet for a longer time.
• Fixed Garry's Mod, Dark Souls II, Aura: Fate of the Ages and Train Simulator not working on certain setups using very long library paths.
• Fixed videos in Empyrion - Galactic Survival not working on certain setups.
• Fixed flipped videos in Secret of Mana.
• Fixed Aura: Fate of the Ages missing some audio cues.
• Fixed Dwarf Fortress SDL2 beta crashing on launch.
• Fixed some Unreal Engine 4 games (e.g. Stray, System Shock (2023), Dead By Daylight and Warhammer 40,000: Boltgun) crashing with Intel GPUs.
• Fixed Final Fantasy XIII having broken input after main window loses focus.
• Fixed Locoland not allowing to select resolution on Steam Deck in desktop mode.
• Fixed Rainbow Six Extraction not working on the Steam Deck.
• Fixed Ashes of the Singularity: Escalation DirectX 12 mode not working.
• Fixed Age of Empires II: Definitive Edition failing to launch after a recent game update.
• Fixed Age of Empires IV crashing when locale is set to Traditional/Simplified Chinese.
• Fixed Age of Wonders 4's Paradox Launcher not working on Nvidia GPUs.
• Fixed games crashing when dragging files / images over a game window.
• Fixed Ubisoft Connect not working after its recent update.
• Fixed not being able to interact with minimum requirements prompt in Metro Exodus Enhanced Edition.
• Fixed Ship of Fools crashing when another player joins online session.
• Fixed controller input in Mamashroom and The Bookwalker: Thief of Tales.
• Fixed not working credits in Dark Parables: The Exiled Prince Collector's Edition.
• Enabled nvapi for the following titles:
  • Alone in the Dark
  • Atomic Heart
  • Baldur's Gate 3
  • Demonologist
  • Desordre
  • Doge Simulator
  • Icarus
  • Layers of Fear
  • Portal Prelude RTX
  • Rainbow Six Extraction
  • Ratchet & Clank: Rift Apart
  • Remnant 2
  • Severed Steel
  • Sherlock Holmes The Awakened
  • Showgunners
  • Spider-Man: Miles Morales
  • Strayed Lights
  • Trepang2
  • Voidtrain
  • Warhammer 40,000: Darktide
• Updated Wine-Mono to 8.0.1.
• Updated vkd3d-proton to v2.10.
• Updated dxvk to to v2.3-5-g83dc4678.
• Updated dxvk-nvapi to v0.6.4.
• Updated vkd3d (shader compiler) to include recent upstream improvements.
• Added support for Steamworks SDK 1.58.