A one star lands from a name you do not recognise, with no detail, and you are fairly sure it is a competitor or someone with a grudge.
There is a process. It works sometimes. The thing that reliably protects you is further down.
First, be sure
Check before you act. Search the name against your jobs, your invoices and your phone records. Check nicknames, partners' names, a business name instead of a person's.
Reporting a genuine unhappy customer as fake, and then saying so publicly, is a far worse outcome than the review itself. Be certain.
Signs it is not a real customer
- No detail at all. Real complaints name the job, the date, the problem.
- The reviewer's profile has reviews of businesses across the country in a week.
- It is their only review ever.
- It arrived alongside two or three others in the same hour.
- It describes a service you do not offer.
- It landed right after you took work off someone.
Reporting it
- Open the review in your profile, hit the three dots, Report review.
- Pick the policy it actually breaches. Conflict of interest if you believe it is a competitor. Fake engagement if it looks like spam. Off topic if it describes a different business.
- Submit once. Repeating it does not help.
- Expect a few days to a couple of weeks, with no notification either way.
- If it is rejected, you can escalate through Google Business Profile support or the community forum, where product experts do get genuine cases actioned.
Reply to it, now
Do not wait for the report to resolve. Most readers will see it before Google does anything, and your reply is what they judge.
Calm, factual, no accusation. If it is a competitor, that reply makes them look worse than any argument would. If you are somehow wrong, you have left yourself a way back.
What actually protects you
Volume. One fake review out of nine is a 4.1 and it is the first thing anyone sees. One fake review out of ninety is a 4.9 and it is buried.
Businesses that panic about a single review are usually businesses with very few reviews. The fix is not winning the fight over that one. It is making sure the next one lands on a profile deep enough that it does not matter.
Don't want to chase reviews yourself? Our review management asks every customer at the right moment, with your direct link, and replies to what comes in.