See instruction below:
On Homepage, you can see a Search Form or Search Field. Put the cursor there.
Then start Typing your Business Name. Once you see it, click it.
You are now at the Business Page (Business name on the image is just an example).
You can check if you can see a list of Reviews for verification that you are really on the Review Page.
Copy the Link.
Go back to Dashboard and paste the link you copied. And click “Save Details”.