Every report has its configuration settings and properties.
Configuration settings are used to define what and where to fetch report data and how to display them.
Report properties are used to name and share the report.
Edit report settings
To update report settings you need to find the report in the Saved Reports section and select Configure option in the report context menu.
E.g. you want to switch from Story Points estimate to Issue count.
After changing that settings click View Report to check out the report result.
You can save the updated report settings with “Save“ action. Alternatively, you can save the updated report as a new one using “Save as“ action.
Edit report properties
Use “Edit properties“ action to update report name, description and report sharing settings.