Issue Template for Jira allows you to define template which will automatically add template to fields in issue create window. This app works on both company managed and team managed projects.
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Install
You can install the app from Atlassian Marketplace: https://marketplace.atlassian.com/apps/1228993/issue-template-for-jira?tab=overview&hosting=cloud
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Once installed, you can now define issue templates per project. In order to define templates, go to your Project → Project Settings → Apps → Issue Templates
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You can define one template per issue type in a project.
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1.2 Templates in create issue window
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