function plt_hide_zero_spam_menus() {
//Hide the "Dashboard → Zero Spam" menu.
remove_submenu_page('index.php', 'wordpress-zero-spam-dashboard');
//Hide the "Settings → Zero Spam" menu.
remove_submenu_page('options-general.php', 'wordpress-zero-spam-settings');
}
add_action('admin_menu', 'plt_hide_zero_spam_menus', 11);