From “Jira Administration settings” (upper right corner of your screen) in your Jira Service Desk project select the “Apps“ option.
There are several options in the left sidebar menu:
“Get Started“ - choosing a Jira Service Desk project to use the Advanced Portal Reports add-on
“Global Configuration“ - setting a Date / Time field format to use in the Advanced Portal Reports add-on and enabling Google Analytics to collect data about the usage of Advanced Portal Reports
“Get Help“ - accessing the Advanced Portal Reports’ Documentation and Nemetschek Bulgaria Support Team