What exactly do you mean by a sub-project? Why do you need these sub-projects?
There are other ways to select the issues you want. Jira features such as the Components field and custom fields allow you to filter out a subset of issues in a Jira project.
Catch up with Atlassian Product Managers in our 2020 Demo Den round-up! From Advanced Roadmaps to Code in Jira to Next-Gen Workflows, check out the videos below to help up-level your work in the new ...
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