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Rename - click on the name of a priority to rename it. Rename is a safe activity, which means that the priority name will be updated in all dependent configuration elements referring to it by name. Renaming the priority will update all JQL queries within filters and agile boards with the new name.
Edit - redirects you to the priority's Edit edit page in Jira.
Delete - use it to clean your Jira of any unused priorities. Power Admin allows you to delete a priority if there are no issues using it, and it’s not assigned to any priority schemes.
Export - exports the priority usage information into a CVS file.
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