You can use the above steps for the individual installation of IonCube Loader and Zend Optimizer. However if you want both of them running at the same time then:
1. First install Ioncube Loader with the steps above.
2. Then install Zend optimizer but when you insert the lines in php.ini file, just make sure that you have them in this fashion:
Code:
[ZEND]
zend_extension_ts = D:\SWsoft\Plesk\Additional\Php\extensions\ioncube\ioncube_loader_win_x.x.dll
zend_extension_ts = "D:\SWsoft\Plesk\Additional\PleskPHP5\ext\lib\ZendExtensionManager.dll"
zend_extension_manager.optimizer_ts="D:\SWsoft\Plesk\Additional\PleskPHP5\ext\lib\Optimizer-3.3.0"
Make sure that you have correct file name for IonCube Loader in the respective php.ini files.
Once you have them you will can see them in the phpinfo page as below:
