Proton Experimental update adds support for 3 new games, along with Borderlands 4 and EA App fixes

Valve launched its newest secure model of Proton in direction of the top of August, transport Proton 11.0-2 with a protracted record of adjustments, together with new sport help. Now, there’s a brand new model of the cutting-edge Proton Experimental channel to convey ‘experimental’ help for 13 video games in whole, three of which have been added within the newest replace.

Proton is Valve’s compatibility layer for getting Home windows-based video games operating on Linux. It’s largely designed to allow help on {hardware} such because the Steam Deck and Steam Machine, each of which run on Valve’s Linux-based working system, SteamOS. It’s additionally price noting that the Steam Frame might launch today (and it additionally runs on SteamOS).

What’s new within the newest Proton Experimental replace?

Three new video games be a part of the record of Proton Experimental-supported titles: 8bit Fiesta – The Consuming Recreation, Bloody Zombies, and Soul Land: Awakening World. Along with the brand new video games, there are additionally fixes for the EA App failing to show splash photos, a small Borderlands 4 launch bug, and lacking character voice strains in STEINS;GATE RE:BOOT. You’ll be able to see the complete patch notes under.

Out there in Proton Experimental (as of 2026-09-11):

• All adjustments from Proton 11.0-2.
• Now playable: Welcome to Elderfield Demo, The Rabbit’s Scroll, Blair Witch VR, Elisa: The Innkeeper – Prequel, Metropolis Automotive Driving, Korea. IL-2 Sequence, The Heroic Legend of America: Second Revolutionary Struggle, One Shot: Fading Reminiscence, Impulse Response, Cool Individuals Membership, 8bit Fiesta – The Consuming Recreation, Bloody Zombies, Soul Land: Awakening World
• Fastened lacking character voice strains in STEINS;GATE RE:BOOT.
• Fastened EA App titles not displaying the right splash picture.
• Fastened Borderlands 4 exhibiting up command immediate on the primary launch.
• Up to date Wine Mono to 11.2.1.
• Fastened Achron displaying warning about lacking fonts.
• Fastened rendering points affecting the carpet in The I of the Dragon.
• Fastened controller not working reliably in Far Cry 4.
• Fastened Proton 11 regressions:
  • RaceRoom Racing Expertise will now load the HUD in-game throughout races.
  • Lunacid: Tears of the Moon is playable once more.
  • Ligo is playable once more.
  • Intro movies in Grand Theft Auto III play once more.
  • Surviving Deponia Playtest is playable once more.
  • FLY’N now begins in fullscreen correctly.
  • Mugsters ought to not show the taskbar over the sport with sure window managers.
  • Far Cry will not be uninteractible after switching to a unique software and again on SteamOS.
  • Warhammer: Vermintide 2 ought to not show the title bar in fullscreen mode with sure window managers.
  • Command & Conquer: Generals ought to not have graphical glitches within the menu.
  • Lords of The Fallen is playable once more.
  • Forza Horizon 4 ought to not leak reminiscence on first begin on KDE Wayland.
  • Woke up PoE Commerce ought to have the ability to learn clipboard set by Proton reliably once more.
  • Elite Harmful HUD Mod ought to not crash the sport.
  • Guild Wars 2 ought to not present KDE’s taskbar when in fullscreen.
• Fastened controllers not working in Dragon Age: Inquisition.
• Fastened Horizon Zero Daybreak Remastered and The Final of Us Half II exhibiting Gnome’s high bar in fullscreen mode.
• Fastened The Unfinished Swan locking up after opening the e book.
• Fastened Avatar: Frontiers of Pandora not detecting sport controllers.
• Fastened center mouse button not with the ability to transfer digital camera in Firm of Heroes 3.
• Fastened some enter points occurring after altering focus between the sport and the launcher in Arma 3 on gamescope.
• Fastened the primary menu of The I of the Dragon being non-interactable with the mouse cursor.
• Fastened Far Cry 5 exhibiting outdated drivers warning with AMD GPUs.
• Fastened HDR not working correctly in Far Cry 5.
• Fastened Steam authentication failure in Nightingale.
• Fastened garbled and flickering rendering in SYDE Rugby League Simulator.
• Improved controller help for Far Cry New Daybreak, Binding of Isaac: Rebirth and Cut up/Second when Steam Enter is used.
• Fastened Far Cry New Daybreak exhibiting GPU warning with AMD GPUs.
• Fastened audio chopping out in Touhou Danmaku Kagura Phantasia Misplaced.
• Improved controller help on desktops in Kingdom Come: Deliverance II.
• Up to date vkd3d-proton, dxvk, vkd3d, dxvk-nvapi and FEX to the most recent improvement variations.

Supply: GitHub

Proton Experimental is an opt-in model of the compatibility layer the place Valve exams new options and fixes earlier than rolling them out to the secure model, and the replace ought to robotically obtain you probably have the layer put in. Customers can swap to the experimental department inside a sport’s properties, beneath compatibility choices. Should you don’t have the choice, seek for Proton Experimental on the Steam Retailer and obtain it in your Steam Deck or Steam Machine.