How to Install Custom PHP Extensions in cPanel

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Using PHP Selector (CloudLinux)

Most common method: Enable extensions without root access.

Enable Extensions

cPanel → Software → Select PHP Version → Extensions tab → Check needed modules.

  • ionCube Loader (encoded scripts)
  • Zend OPcache (performance)
  • Redis, Memcached
  • Imagick (image processing)

PECL Installation (If Available)

Use MultiPHP PECL

cPanel → Software → MultiPHP PECL → Search and install package.

Common Extensions Table

ExtensionUse CaseInstallation Method
ionCubeEncoded PHPPHP Selector
ImagickAdvanced imagesPECL or EasyApache
UploadProgressFile upload barPECL


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