Yes, you can use different languages in Microsoft Dynamics 365 Business Central. The system supports multiple languages, allowing users to work in their preferred language. Here are the key points about language options in Business Central: 

1. Multiple language support: Business Central offers a wide range of supported languages for both platform and application translations. 
2. Immediate language change: Users can change the display language directly within Business Central, and the change takes effect immediately. 
3. Language availability: The system supports numerous languages, including English, French, German, Spanish, Chinese, and many others. Availability may vary by region. 
4. Language packs: Languages are available as language apps that can be installed from AppSource. 
5. Translation files: Business Central uses XLIFF files for translations, which is a standardised format for computer-based translations. 
6. Item translations: You can set up item translations to display product descriptions in different languages for customers in various regions. 
7. User interface translation: The user interface, including menus, buttons, and field labels, can be displayed in the chosen language. 
8. Language selection: Users can only change the language to one of the available languages in their localisation.