Wolfram Language & System 10.3 (2015)|Legacy Documentation

This is documentation for an earlier version of the Wolfram Language.View current documentation (Version 11.2)


is a global option that specifies the language in which menus, dialog boxes, error messages, and help files are displayed.


  • The default setting is taken from the language set by your operating system, assuming it is supported by the Wolfram System. If the language is not supported, then Language->"English" is the default setting.
  • The setting affects many aspects of the system, including where configuration files, text resource files, system resource files, and documentation files are located. Each location containing language-specific files will contain subdirectories named after the language they contain. For example, a directory called will contain Japanese text resources and documentation. It is possible to have files for several different languages installed at the same time, with the Language option selecting which language is active.
  • For many kinds of resources, the new setting does not take effect until the front end is restarted.
Introduced in 1996