If pressing Home does nothing, you need the XLIVE.dll fix (See Bonus Section below).
The most common reason for save failure is the game lacking permission to write files to your Go to your Steam Library Right-click DiRT 3 Complete Edition Browse local files Right-click dirt3_game.exe Properties Compatibility "Run this program as an administrator" 2. Check Folder Permissions Sometimes the save folder itself is set to "Read-only." Navigate to C:\Users\[YourUsername]\Documents\My Games Right-click the folder and select Properties Read-only (Only applies to files in folder) Apply changes to all subfolders and files. 💾 The "Games for Windows Live" Workaround dirt 3 autosave fix full