You can allow your users to add reviews to your posts with reviews. For this, you need to enable full review criterias in Theme options Reviews Type of user ratings
Important! Your Post must have saved Review data for post meta to show user’s reviews.
Check video how to add review block and how to save it to meta
If someone leave user review and you approve this review, your review box will show editor’s review score and user review score
How to make user reviews without Editor’s review
By default, User review criterias will have the same criterias as Editor’s review, so, you must have it in post. You can also make them work independently.
For this, go to Theme options and enable user reviews in Theme options Review Type of user ratings . Set show only users review