In order to work on your website, JCH Optimize requires the following environment set up:
PHP Version >=7.3. PHP Version 7.3.0 or greater is required and the plugin is tested on each major versions up to PHP 8.1.
Joomla! 3 and 4. JCH Optimize is currently available for Joomla! 3 and 4. We will stop supporting Joomla! 3 when Joomla stops supporting this version, currently scheduled for August 17, 2023. JCH Optimize is always developed and tested on the latest version of Joomla!. It is recommended that you keep your CMS updated when using JCH Optimize. Technical support is limited for outdated versions of the component or running on outdated versions of Joomla!