Getting a bad review removed isn't always easy, but it is often possible if you...

https://wiki-aero.win/index.php/Can_Google_Remove_a_Review_if_it_Includes_Personal_Data_Like_Phone_Numbers%3F

Getting a bad review removed isn't always easy, but it is often possible if you know the rules. Google will take down feedback that clearly violates their policies, like spam or conflicts of interest