The most reliable way to download the game is the , which includes all DLC and removes the problematic Games for Windows Live (GFWL) requirement.
: You can find the DiRT 3 Complete Edition available for download, borrowing, or streaming via their software library. dirt-3-pc-game-free-download-full-version
Since was delisted from major digital storefronts like Steam in early 2017, finding a "free full version download" through official channels is no longer possible. However, because it is now considered abandonware , you can still access it safely and legally via community-preserved archives. Best Way to Get DiRT 3 Today The most reliable way to download the game
: If playing on Steam Deck, use Proton 7 ; users report that newer versions like Proton 8 may cause issues. Why the "Complete Edition"? because it is now considered abandonware