public static function save() {
			global $current_tab;

			check_admin_referer( 'woocommerce-settings' );

			// Trigger actions.
			do_action( 'woocommerce_settings_save_' . $current_tab );
			do_action( 'woocommerce_update_options_' . $current_tab );
			do_action( 'woocommerce_update_options' );

			self::add_message( __( 'Your settings have been saved.', 'woocommerce' ) );
			self::check_download_folder_protection();

			// Clear any unwanted data and flush rules.
			update_option( 'woocommerce_queue_flush_rewrite_rules', 'yes' );
			WC()->query->init_query_vars();
			WC()->query->add_endpoints();

			do_action( 'woocommerce_settings_saved' );
		}