How to save app settings?

Question

How can I save the the settings of my app? Right now, for example, I have a togglebutton to turn on/off. But if I restart my phone, the toggle button is turned back on. Its

Answer 1

Use SharedPreferences as,

To Save:

 SharedPreferences settings;
 SharedPreferences.Editor editor;
 public static final String PREFS_NAME = "app_pref";
 public static final String KEY_p_id = "KEY_test";

    settings = getSharedPreferences(PREFS_NAME, 0);
    editor = settings.edit();
    editor.putString(Login_screen.KEY_test, values.get(0));
    editor.commit();

To Remove:

    editor.remove("KEY_test").commit();