For those using optical disk emulators or burning discs, the translation must be "injected" into the ISO using tools like Xbox Backup Creator . This modifies the image before it is loaded or burned. Managing DLC Translations
To get the DLC in Portuguese, you must download the translated DLC "containers" and move them to this folder using XexMenu or Aurora . Mass Effect 3 ISO & XEX DLC Tradução - Xbox...
This is the most common format for modded consoles. The translation files (usually .bin or .pcc files) are placed directly into the game’s CookedPCConsole folder, replacing the original English or European text files. For those using optical disk emulators or burning
For a modded Xbox 360 (RGH/JTAG), there are two primary ways these translation patches are applied: Mass Effect 3 ISO & XEX DLC Tradução - Xbox...