Most of the configuration of Elements Connect is made by users with the Jira admin role, from the Elements Connect administration section.
In this section, Jira admins can configure datasources and Connected items. It is recommended to read this section if you are a Jira administrator.
Configuration
Once installed, Elements Connect Cloud administration is available in the "" administration menu:

As a Jira administrator, you can:
You can see a tab for both types of configuration.
When getting started, just after installing the app, the is disabled; you have to create a datasource first or you can start with a preconfigured example.

What's next