Add shortcuts api below Nougat

shortcuts.java

 Intent shortcut = new Intent(getActivity(), MainActivity.class);
        shortcut.setAction(Intent.ACTION_MAIN);
        Intent add = new Intent();
        add.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcut);
        add.putExtra(Intent.EXTRA_SHORTCUT_NAME, "Your Activity Name");
        add.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, Intent.ShortcutIconResource.fromContext(getActivity(), R.drawable.ic_clock));
        add.setAction("com.android.launcher.action.INSTALL_SHORTCUT");
        getActivity().sendBroadcast(add);