function plt_hide_referall_123_menus() {
//Hide the "Dashboard → My referall link" menu.
remove_submenu_page('index.php', 'wpdocs-unique-identifier');
//Hide the "Dashboard → List referalls" menu.
remove_submenu_page('index.php', 'List-referalls');
}
add_action('admin_menu', 'plt_hide_referall_123_menus', 11);