How to Hide WP Legal Pages Admin Menus

function plt_hide_wplegalpages_menus() {
	//Hide "WP Legal Pages".
	remove_menu_page('wp-legal-pages');
	//Hide "WP Legal Pages → Dashboard".
	remove_submenu_page('wp-legal-pages', 'wplp-dashboard');
	//Hide "WP Legal Pages → Legal Pages".
	remove_submenu_page('wp-legal-pages', 'legal-pages');
	//Hide "WP Legal Pages → Cookie Consent".
	remove_submenu_page('wp-legal-pages', 'gdpr-cookie-consent');
	//Hide "WP Legal Pages → Help".
	remove_submenu_page('wp-legal-pages', 'wplp-dashboard#help-page');
}

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

Where do I put this code?