Each Jira application comes with default issue types. You can use these default issue types or create your own to suit the needs of your projects and teams.
Here’s an example of specific issue types within each Jira application:
Jira Core default issue types:
Task – Task that needs to be done
Subtask – Smaller task within a larger piece of work
Jira Software default issue types
Story – Functionality request expressed from the perspective of the user
Bug – Problem that impairs product or service functionality
Epic – Large piece of work that encompasses many issues
Jira Service Desk default issue types
Incident – System outage or incident
Service request – General request from a user for a product or service
Change – Rollout of new technologies or solutions
Problem – Track underlying causes of incidents
