Adding a PHP Extension

This article explains how to add an extension to PHP in Plesk, and addresses the following errors:  
  • Missing the XXXXX extension
  • Warning The optional module, XXX, is not installed, or has been disabled
  • Other errors related to PHP support for specific libraries


  1. Login to Plesk and click the PHP Selector

  2. Check the checkbox next to Extension

  3. Click the Save button and reload your page