The Time Since Last Public Comment Custom Field calculates the amount of time passed since the last public comment. It can be configured to work against a specific working calendar.
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- Navigate to Jira Admin > Manage Apps > Enhancer Plugin For Jira Menu > Custom Fields (JEP).
- Click on the button.
- Click on the Duration tab on the left-hand side of the dialogue.
- Select Time Since Last Public Comment, then click Add custom field.
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You can always configure or delete the custom field by simply clicking on the cog icon on the right-hand side.