System.Configuration.SettingsProviderAttribute public sealed class SettingsProviderAttribute : Attribute Specifies the settings provider used to provide storage for the current application settings class or property. This class cannot be inherited. Documentation Code namespace System.Configuration { public sealed class SettingsProviderAttribute : Attribute { public string ProviderTypeName { get; } public SettingsProviderAttribute(string providerTypeName); public SettingsProviderAttribute(Type providerType); } }