Install the Jira App

To install the Jira app, you´ll need to use the Universal Plugin Manager (UPM).
To do so, login as an administrator at your Jira system.
Once logged in go to Administration -> Add-ons.
Use the search engine of the UPM.
Search for sesam
You will be able to install the app directly.
If the UPM has no connection to the Internet, it offers an upload from your desktop function for app installation.
After the installation please use the UPM to install a license.
For futher information on how to install apps, check out the documentation of Jira.