function plt_hide_wp_live_chat_software_for_wordpress_menus() {
//Hide the "LiveChat !" menu.
remove_menu_page('livechat');
//Hide the "LiveChat ! → Settings" menu.
remove_submenu_page('livechat', 'livechat_settings');
//Hide the "LiveChat ! → Resources" menu.
remove_submenu_page('livechat', 'livechat_resources');
}
add_action('admin_menu', 'plt_hide_wp_live_chat_software_for_wordpress_menus', 11);