我在哪里可以创建在Installshield 2013 Express中的'installfinalize'之后执行的自定义操作？

I've managed this in Wix but my colleague wants to replicate it in Installshield 2013 Express. We have found the 'custom actions' section in Installshield but we cannot see where we can make it run after I've managed this in Wix but my colleague wants