Admin wants to edit the description of the report at the header level(marked in yellow) and not in the sub report level (underlined in red)
SAP SuccessFactors Learning Management Systems - LMS
Click on the Globe icon besides the More tab in the screenshot and edit the value there.
This gets reflected in the header description. If there is no otehr language used for translation then change it at the label end.
In references you can search for hte label and edit it as per your needs.
change description for report report descriptin change , KBA , LOD-SF-LMS , Learning Management System , Problem