Jira Upgrade 8.1.2 to 8.3.3
Notes for 8.2.x
 New colors of issue statuses
 Support for Java 11
 Support for Microsoft SQL Server 2017
 Updating apps has never been easier
 Exporting all the issues you need
Notes for 8.3.x
 Jira Server mobile app
 Content Delivery Network (CDN) for Jira Data Center
 AdoptOpenJDK JRE bundled with Jira
 List of custom changes after upgrade
 New filters to search for custom fields
 Browsing projects is now faster
 Improvements to batching emails
 Cluster lock mechanism improved in Data Center
 Re-indexing made better