This methode use easyapache to install ioncube loader in cPanel/WHM Server,
- Log into the WHM as the user root.
- Go to Software -> EasyApache (Apache Update).
- In Profile and select 'Previous Saved Config' and click the 'Start customizing based on profile' button.
- In 'Apache Version' click 'Next step'.
- In 'PHP Version' click 'Next Step'.
- In 'Short Option List' check 'Ioncube Loader for PHP' option and click on 'Save and Build'.
- This will take approximatly 10 to 15 Minutes, in compilation.