Inside cPanel, you can change PHP versions, enable/disable PHP extensions and change PHP options.
It anable you to change php.ini variables with a fast an easy editing GUI.
To access it follow the steps below:
1. Inside cPanel, at SOFTWARE group, click “Select PHP Version”.
2. At this screen you can change PHP version and enable/disable extensions.
3. At right-top screen, you have a link to “Switch To PHP Options” where you can setup other limits.