To specifically play v3.4.2 , right-click Stellaris in your Steam library, go to Properties > Betas , and select 3.4.2 - Cepheus from the dropdown menu.
This specific patch addressed several community-reported issues from the 3.4 release:
For DRM-free versions, log in to your account at GOG to download the standalone installers for specific versions.
Addressed performance hitches related to late-game calculations.
If you own the game on Steam, ensure your "Automatic Updates" are enabled to download the latest stable version.
The is the premium version of the grand strategy game, offering exclusive digital content alongside the base game. It includes:
A digital art piece signed by the development team. 🛠️ Key Fixes in v3.4.2 (7836)