JIRA Service Desk 1.0 Documentation
JIRA Service Desk is a JIRA add-on, which makes it easy to install and set up through the Atlassian Marketplace. Visit the "Add-ons" section of the JIRA administration pages to install the plugin. If you need to configure your JIRA Service Desk log in to your account at http://my.atlassian.com.
If you use JIRA OnDemand, you don't need to install JIRA Service Desk, as it is supplied under Atlassian's Hosted Commercial Add-ons program.
Review these installation pre-requisites before you get started:
You can use JIRA Service Desk with JIRA 5.2 and later.
JIRA Service Desk is installed as a JIRA add-on (plugin), hence JIRA Service Desk is supported on all platforms that are supported by JIRA. For details, please see JIRA Supported Platforms.