The Field Marshal Edition features are tied to your account's DLC list. Ensure the launcher shows version 1.9.1.
Note: You can only play with others who are also specifically on v1.9.1. A Note on Third-Party Downloads The Field Marshal Edition features are tied to
Because v1.9.1 is a legacy version (modern versions are 1.14+), the "proper" way to get this specific build is to use the official version-rollback feature provided by Paradox Interactive. Step 1: Purchase and Installation A Note on Third-Party Downloads Because v1
In the "Beta Participation" dropdown, select . Step 3: Enabling Online Play To play online
Steam will automatically download a small update to revert your game files to that 2020 version. Step 3: Enabling Online Play
To play online with others on this specific version, everyone in the lobby must have the same "checksum" (the version code). Right-click in your Steam library. Select Properties > Betas .