Go to Issues -> Search for issues and type JQL:
assignee = olduser
Then do the bulk change for found issues: https://confluence.atlassian.com/jirasoftwarecloud/editing-multiple-issues-at-the-same-time-776997757.html. In the wizard you will need to select "Edit Issues" and then set Change Assignee.
Hey Community mates! Claire here from the Software Product Marketing team. We all know software development changes rapidly, and it's often tough to keep up. But from our research, we've found the h...
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