Samsung provides some limited languages fro its Intelligent Assistant (S Voice). Learn how to change S Voice Language to Italian, French, German, English on your Galaxy device:
1. Open "S Voice"
2. Press Menu Button and Go to "Settings"
3. Tap "Language" to set a new language as the voice and language of your assistance
Some available languages are: English (United Kingdom, United States), Spanish (Spain, Latin America), Deutsch, French, Italian, Korean