Amazon tells customers that if they have an inkling a review is fake to report it immediately.
Amazon had done an internal check of the review and approved it, he said.
This is hardly a new problem for Amazon.

In 2016, the New York Times reportedsimilaractivity.
It’s relatively simple for individuals or companies to create multiple fake Amazon accounts to post reviews.
Other sellers pay for negative reviews to be posted on their competitors' products.
There are some ways shoppers can sniff out these fake reviews.
you’re free to look forpatternsin language and timing.
If multiple reviews use very similar phrasing or were posted in quick succession, this could indicate fakes.
Also be suspicious of reviews that are overly positive or negative without offering enough detail to explain why.
Tools provided byFakespotorThe Review Indexcan also provide clarity.