Joomla Tutorials How to Edit an Article from the Back End of Joomla Guide
After logging into the back end, go to content, then the article manager.
Now click on the title of the article you want to edit and here you can carry out an edit while in the back end of Joomla.
Thanks to highlight this feature.
It’s better to show Star rating in Google in order to improve the CTR. I use FME Rich Snippets extension in Magento store to display important information like rating, reviews, price and much more in Google SERPS.
https://www.fmeaddons.com/magento/rich-snippets-extension.html