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For downloaded installations of JIRA
To download the Bonfire browser extension, go to the "Get Bonfire" page in your user name drop down in JIRA. Bonfire will detect your current browser for downloading the extension.
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For JIRA onDemand
To download the Bonfire browser extension, visit the "Test Sessions" tab under any project on your instance. From there, you'll find a "Get it Now" link.
Note - this message is dismiss-able. If this message is not available on your project, you can also navigate to <your-ondemand-url>/secure/GetBonfire.jspa to download browser extensions.
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