Dealing with fake reviews is frustrating, but you have options. Don't panic or...

https://papa-wiki.win/index.php/How_to_Handle_a_%22Scam%22_or_%22Fraud%22_Accusation_Review_Without_Losing_Your_Cool

Dealing with fake reviews is frustrating, but you have options. Don't panic or lash out. Instead, focus on gathering hard documentation to prove the review is fraudulent