# Proton proton-11.0-2 — Proton 11.0-2 - Product: Proton (https://whatsnew.fyi/product/valve-proton) - Vendor: Valve - Date: 2026-08-21 - Version: proton-11.0-2 - Original notes: https://github.com/ValveSoftware/Proton/releases/tag/proton-11.0-2 - Permalink: https://whatsnew.fyi/product/valve-proton/releases/proton-11.0-2 - 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'. --- - **added** — AsteroidsHD is now playable - **added** — Heroes of the Three Kingdoms 7 is now playable - **added** — Konkan Coast Pirate Solutions is now playable - **added** — Otherworld Legends 战魂铭人 is now playable - **added** — Plain Sight is now playable - **added** — Portal Worlds is now playable - **added** — SMILE GAME BUILDER is now playable - **added** — Tetrageddon Games is now playable - **added** — Warhammer: Dark Omen (Classic) is now playable - **fixed** — CEG-using games should no longer take extra time to start - **fixed** — Command & Conquer: Generals, Command & Conquer: Renegade, Command & Conquer Generals Zero Hour, Command & Conquer Red Alert 3, Command & Conquer 3: Kane's Wrath and Command & Conquer 3: Tiberium Wars should detect custom Steam Workshop levels again - **fixed** — Terraria should no longer perform worse than on Proton 10 - **fixed** — Arma 3 workshop mods should no longer unnecessarily update on each launch - **fixed** — Source SDK 2007 and Source SDK 2013 Singleplayer should no longer fail to find gameinfo.txt - **fixed** — Natural Selection 2 should be able to connect to servers again - **fixed** — The Talos Principle and The Talos Principle VR should no longer incorrectly show the login window on launch - **fixed** — The King of Fighters XIII Global Match should no longer leak memory - **fixed** — Resident Evil 2 should no longer have issue with using low resolution full screen mode on high resolution screens on certain setups - **fixed** — Homeworld 2 Classic from Homeworld Remastered Collection should now behave correctly on alt+tab - **fixed** — SHOGUN: Total War no longer should end up on a black screen after alt+tab - Now playable: - AsteroidsHD - Heroes of the Three Kingdoms 7 - Konkan Coast Pirate Solutions - Otherworld Legends 战魂铭人 - Plain Sight - Portal Worlds - SMILE GAME BUILDER - Tetrageddon Games - Warhammer: Dark Omen (Classic) - Fixed Proton 11 regressions: - CEG-using games should no longer take extra time to start. - Command & Conquer: Generals, Command & Conquer: Renegade, Command & Conquer Generals Zero Hour, Command & Conquer Red Alert 3, Command & Conquer Red Alert 3, Command & Conquer 3: Kane's Wrath and Command & Conquer 3: Tiberium Wars should detect custom Steam Workshop levels again. - Terraria should no longer perform worse than on Proton 10. - Arma 3 workshop mods should no longer unnecessarily update on each launch. - Source SDK 2007 and Source SDK 2013 Singleplayer should no longer fail to find gameinfo.txt. - Natural Selection 2 should be able to connect to servers again. - The Talos Principle and The Talos Principle VR should no longer incorrectly show the login window on launch. - The King of Fighters XIII Global Match should no longer leak memory. - Resident Evil 2 should no longer have issue with using low resolution full screen mode on high resolution screens on certain setups. - Homeworld 2 Classic from Homeworld Remastered Collection should now behave correctly on alt+tab. - SHOGUN: Total War no longer should end up on a black screen after alt+tab. - Need for Speed Hot Pursuit Remastered now has working input when set to fullscreen mode on SteamOS. - Addressed performance regression affecting Exanima on certain setups. - Improved rendering of the Imperiums: Greek Wars launcher. - Crysis 2 Remastered should no longer hang on game load when ray tracing is enabled. - Borderlands Game of the Year Enhanced should no longer fail to launch with initialization error. - The Coma 3: Bloodlines is playable again. - Debug menu in SCP: Secret Laboratory works again. - Fixed Worms Armageddon ignoring system locale when suggesting language upon team creation. - Fixed Diablo IV not being playable after a recent game update. - Fixed Trove Public Test Server failing to launch after a recent game update. - Fixed Metal Gear Solid V: The Phantom Pain not being playable after a recent game update. - Fixed Marvel Rivals crashing after a recent game update. - Fixed Arc Raiders not being playable for some users after a recent game update. - Fixed Helldivers 2 not launching after a recent game update. - Fixed Call of Duty (2003) rendering wrong colors in the main menu. - Fixed Path of Exile crashing caused by specific text in chat. - Fixed No Limits 2 Roller Coaster Simulation rendering wrong colors with Nvidia GPUs on Wayland. - Fixed Rocket League incorrectly detecting re-plugged DualShock 4 and DualSense controllers as an additional device. - Fixed a memory leak in HITMAN World of Assassination. - Fixed Vagante freezing on character select on setups with using Wayland with Nvidia GPUs. - Fixed Warhammer: Dark Omen (Classic) displaying low resolution map on certain setups. - Fixed gamma issues in Exanima showing up on certain setups. - Fixed Forza Horizon 4, 5 and 6 showing black screen on recent SteamOS versions. - Fixed Forza Horizon 6 auto-closing after system suspend/resume. - Fixed Rocket League, Tom Clancy’s The Division 2 and Squad not starting when set to non-English locale. - Improved reliability of controller hotplug. - Fixed KeepUp Survival having bad performance and crashing on non-Nvidia GPU. - Fixed audio distortion in the intro video of Warhammer 40,000: Dakka Squadron - Flyboyz Edition. - Fixed not being able to interact with the "confirm" button in Lucid Blocks. - Fixed Mirror's Edge Catalyst freezing on systems without Nvidia GPUs due to nvapi presence. - Fixed DIRT 5 crashing on CPUs with hybrid cores. - Fixed sprites not rendering in Zombie Estate 2. - Fixed Dark and Darker sometimes hanging on start. - _[Truncated at 4000 characters — full notes: https://github.com/ValveSoftware/Proton/releases/tag/proton-11.0-2]_