...
Navigate to Apps > Enhancer Plugin for Jira > Custom Field Configuration.
Click the Add New JEP Custom Field button.
Click the User/Group tab on the left-hand side of the dialogue.
Select Reopened User, then click Add custom field.
Fill in the dialog box:
Create a name for the custom field.
Specify First or Last as the issue can be reopened multiple times. If first is selected, the calculation will be done according to the first occurrence. Otherwise, the last one will be calculated.
Click the Save Custom Field button to create the custom field. The custom field will now appear in the issue view:
Once created, the First/Last Reopened User Custom Field can be used for sorting and searching in the issue navigator, allowing you to filter and find issues based on the user who initiated their status transitions.
...