If it is the first time you've installed Exalate plugin, in order to start using it you'll have to go through a simple registration process.
The first thing you'll need to do is to navigate to the "Registration section" from the administration menu on the left side:
The next thing you'll see after navigating to the "Registration" page would be a form, already filled with your JIRA data.
Before submitting the data, make sure you have read the EULA (End User License Agreement).
Please, notice that we do not sell or share your information with third parties. We only collect information to provide
occasional product related information such as new releases and security related notices.
When you're ready with reading through the EULA, hit "Register" and if everything's fine you'll see the the following page and the add-on will get activated.
That's all it takes to start using Exalate within your company.