Stellaris Patch Notes

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Stellaris Dev Diary #412 - 4.3.0 ‘Cetus’ Preliminary Release Notes by Eladrin Tomorrow's Dev Diary has so many patch notes that we're publishing it today so that you can read them all. The release candid...	Yesterday
Stellaris 4.3 "Cetus" Open Beta Updated (2026-03-06) Read this post on the Paradox forums[forum.paradoxplaza.com]! \| Dev replies here[forum.paradoxplaza.com]! Hello everyone! We have anoth...	06 Mar 2026
Stellaris 4.3 "Cetus" Open Beta Updated (2026-03-04) Hello Stellaris Community! We're here a day early with our weekly Open Beta update! This update breaks save game compatibility. There ...	04 Mar 2026
Stellaris 4.3 "Cetus" Open Beta Updated (2026-02-26) Hello Stellaris Community! We're back updating the "Cetus" Open Beta again, with more balance changes based on your feedback as well as ...	27 Feb 2026
Stellaris 4.3 "Cetus" Open Beta Updated (2026-02-19) Hello Stellaris Community! We have another open beta update for you this week. This update features a whole host of bug fixes, performan...	19 Feb 2026
Stellaris 4.3 "Cetus" Open Beta Updated (2026-02-12) Hello Stellaris Community! We have another open beta update for you this week! This update is chocked full of bugfixes and other improve...	12 Feb 2026
Stellaris 4.3 "Cetus" Open Beta Updated (2026-02-06) [Checksum 2e59] Hello Stellaris Community! Work on the open beta is still chugging along, and the Devs have put together another batch of balance changes,...	06 Feb 2026
Stellaris 4.3 "Cetus" Open Beta Updated (2026-01-30) Hello Stellaris Community! There will be no dev diary this week, we hope to be back next week with a dev diary. We’re expecting dev diar...	30 Jan 2026
Stellaris 4.3 "Cetus" Open Beta Updated (2026-01-15) by MrFreake_PDX Hello Stellaris Community! We hope you all had a great holiday season. Thank you all for your feedback on the last ope...	15 Jan 2026
Stellaris 4.3 "Cetus" Open Beta Updated (2025-12-18) Hello Stellaris Community! Thank you all for your feedback on the 4.3 "Cetus" Open Beta. We have another update to the Open Beta for you...	19 Dec 2025
Stellaris Patch 4.2.4 released (checksum 7a03) written by PDX-Loke Hello, Another patch has been readied, resolving a few more issues discovered in the 4.2 and Infernals release. ...	11 Dec 2025
Stellaris 4.2.3 patch released (checksum f58a) by PDX-Loke Hello everyone, We hope this patch finds you well. It brings a great deal of fixes and tweaks to your Infernals playthroug...	04 Dec 2025
4.2.2 Hotfix now available Hello, We hope you're busy sweltering in the infernal heat. The team has put together a quick hotfix for a few new crashes that were intr...	27 Nov 2025
Dev Diary #405 - 4.2 “Corvus” & Infernals Species Pack Preliminary Release Notes by Eladrin Hello everybody! Infernals is almost here, so today we’re looking at the preliminary release notes for the Stellaris 4.2.0 ...	20 Nov 2025
4.1.7 Patch Released (checksum 6486) by PDX-Loke Hello all, Our latest and greatest patch has arrived. 4.1.7 should now be available for download on all platforms. Please ...	03 Nov 2025
4.1.5 Patch Released (checksum e30c) Hello all, The teams have worked diligently to bring you a big patch solving plenty of your reported issues from the 4.1 and Shadows of ...	08 Oct 2025
4.1.3 Patch Released (checksum b2d8) by PDX-Loke Hello all, We have a patch ready for you, resolving another set of gameplay issues as well as a few more crashes. 4.1.3 i...	26 Sep 2025
Stellaris 4.1.1 hotfix released (checksum e1ca) by PDX-Loke Hello, We're now releasing a hotfix patch to address a few high prio issues in yesterdays release. 4.1.1 should be availab...	23 Sep 2025
Stellaris Dev Diary #396 - 4.1 'Lyra' Preliminary Release Notes by Eladrin Hello, Stellaris Community! Shadows of the Shroud and the 4.1 ‘Lyra’ update will be released next Monday, September 22nd. ...	18 Sep 2025
Stellaris Dev Diary #388 - The Wilderness and 4.0.22 Preliminary Release Notes by Eladrin Hello, Stellaris Community! Throughout the summer, we've been running an Open Beta with changes and adjustments to Stellari...	14 Aug 2025