How to set the default PHP extensions for Cloudlinux Alt-PHP from WHM

Introduction

The default PHP extensions for CloudLinux Alt-PHP versions can be set from "CloudLinux Manager" in WHM.

Procedure

1. Log into WHM as the 'root' user.
2. Navigate to "Home / Server Configuration / CloudLinux Manager."
3. Click the "Selector" tab.
4. Select the Alt-PHP version to set the default extensions from the "Choose default modules for" dropdown menu.
5. Select the extensions that should be enabled by default.
6. Deselect the extensions that should not be enabled by default.
   Please note that greyed-out extensions are compiled into the interpreter and cannot be disabled.
7. Click the "Save" button.