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You must purchase the app license that matches or exceeds your highest Jira user tier. For example, if you have a 500-User Jira Software license, and a 20-Agent Jira Service Desk license, your Jira apps must be at the 500-User level.
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How are license upgrade prices calculated?
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Log in to Jira as a System Administrator
Click the Settings cog > Applications
Click Versions & Licenses
Locate the license you want to update, and click on the pencil icon to edit the license. Replace Replace the existing license key with your new license key.
Click Update License
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