تغییر زبان پیشفرض ویندوز

[CSHARP]
public struct LanguageHelper
{
public static void SetLanguage2English()
{
InputLanguage.CurrentInputLanguage = InputLanguage.FromCulture(new CultureInfo("en-US"));
}

public static void SetLanguage2Farsi()
{
    InputLanguage.CurrentInputLanguage = InputLanguage.FromCulture(new CultureInfo("fa-IR"));
}

}
[/CSHARP]