How to Hide SpiderFAQ Admin Menus

function plt_hide_spider_faq_menus() {
	//Hide "Spider FAQ".
	remove_menu_page('Spider_Faq');
	//Hide "Spider FAQ → FAQs".
	remove_submenu_page('Spider_Faq', 'Spider_Faq');
	//Hide "Spider FAQ → Questions".
	remove_submenu_page('Spider_Faq', 'Spider_Faq_Questions');
	//Hide "Spider FAQ → Categories".
	remove_submenu_page('Spider_Faq', 'Spider_Faq_Categories');
	//Hide "Spider FAQ → Themes".
	remove_submenu_page('Spider_Faq', 'Spider_Faq_Themes');
	//Hide "Spider FAQ → Licensing".
	remove_submenu_page('Spider_Faq', 'Spider_FAQ_Licensing');
	//Hide "Spider FAQ → Featured Plugins".
	remove_submenu_page('Spider_Faq', 'Spider_Faq_featured_plugins');
	//Hide "Spider FAQ → Uninstall Spider FAQ".
	remove_submenu_page('Spider_Faq', 'Uninstall_Spider_FAQ');
}

add_action('admin_menu', 'plt_hide_spider_faq_menus', 11);

Where do I put this code?