Not every negative Google review is permanent. If a post violates Google’s...

https://www.tumblr.com/weepingmountainzealot/812072912244834304/what-does-it-mean-when-google-says-a-review-does

Not every negative Google review is permanent. If a post violates Google’s policies—like spam, conflicts of interest, or hate speech—you can request a removal. Outcomes vary and success depends on the strength of your evidence