With the Editorify app you can edit the reviews after the import process, Follow the steps below:
Login to the Editorify dashboard
Click the "reviews/Import list" from the side menu
Click the "Edit reviews" for the product you are interested to make a change.
4. Pick the review you wish to edit, and click the "Edit details"
5. from this page you can edit Name, Email, Content, Country, Review Date & Images.