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from the Atlassian Marketplace;
from the Jira admin page.
Installation from the Atlassian Marketplace
Type "Business Process Manager" in the "Search the Marketplace" field.
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atlassian.net to install the add-on, then click "Start a free trial".
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You're all set!
Installation from the Jira admin page
First, click the Apps menu and go to the Find new add-ons page.
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