# Function Reference

# _WinAPI_GetUserDefaultUILanguage

Returns the language identifier for the user UI language for the current user

#include <WinAPILocale.au3>
_WinAPI_GetUserDefaultUILanguage ( )

## Return Value

Returns the language identifier.

## Remarks

If Multilingual User Interface (MUI) is not installed on the operating system, the function returns the default
computer user interface language.

## See Also

Search GetUserDefaultUILanguage in MSDN Library.