Thank you for posting your question in the community.
I hope your issue has been resolved. However, if you are still looking to display star ratings under the featured product section, kindly turn on the "Product Reviews" widget inside Opinew dashboard and enable the "Product Rating" option in your theme editor. Please see below image for your reference.
Kindly let me know if there is anything else I can help you with, or, contact our Support team to implement change for you.