private void clearSaved() {
    PrintWriter writer = null;

    try {
      writer = new PrintWriter("config.txt", "UTF-8");
      writer.println("PhoneNumbers:");
      writer.println("Items:");
      results.setText("Config.txt has been cleared.");
    } catch (FileNotFoundException | UnsupportedEncodingException e1) {
      e1.printStackTrace();
    }

    writer.close();
  }