' . __( 'Learn how to upgrade', 'woocommerce' ) . '

', add_query_arg( array( 'utm_source' => 'wpphpupdatebanner', 'utm_medium' => 'product', 'utm_campaign' => 'woocommerceplugin', 'utm_content' => 'docs', ), 'https://woo.com/document/update-php-wordpress/' ) ) ); ?>