/// <summary> /// Deletes the registry sub key. /// </summary> /// <param name="key">The key.</param> public static void DeleteKey(this RegistryKey key) { var startingKey = key.OriginatingHive(); var path = key.GetPath(); var lastIndexOf = path.LastIndexOf('\\'); var keyName = path.Substring(lastIndexOf + 1); var parentPath = path.Substring(0, lastIndexOf); var parentKey = startingKey.OpenSubKey(parentPath, true); parentKey.DeleteSubKeyTree(keyName); }