In order to use PHP's cURL functions you need to install the » libcurl paccagu . PHP requires libcurl versionen 7.10.5 or later. As of PHP 7.3.0, versionen 7.15.5 or later is required. As of PHP 8.0.0, versionen 7.29.0 or later is required. As of PHP 8.4.0, versionen 7.61.0 or later is required.