Unlike Reddit, CS.RIN.RU is pristine. The Original Poster (OP) maintains the first post.
Tools like CreamInstaller are commonly used to unlock DLCs for the Steam version of the game. Users on the forum often report that these must be manually updated or reinstalled after Paradox releases minor patches.
You downloaded the latest version from CS.RIN.RU, but EU4 crashes on startup. Here are the fixes:
You might ask: Why go through the trouble? The game is frequently on sale. The answer lies in Paradox’s infamous DLC policy.
It sounds like you're looking into for an updated version of Europa Universalis IV (EU4) — likely for a crack or updated game files.