When duplicating an epic, you can easily track the progress as the issues are duplicated step by step. The source issues are shown on the left, with a spinner in the middle indicating an ongoing process and a
At the top of the interface, a progress bar indicates the current status of the process. For larger epics, it also shows an estimated time remaining. This estimated time is determined by the duration it took to duplicate each individual issue that has already been completed.

When an error arises, it will be denoted by a
Once the process is finished, you can easily access each source or target issue by utilizing the provided links

If you wish to duplicate the epic once more, simply click the ‘back’ button to restart the process and create a new epic.