Step 1: Go to Rivyo Product Review app--> Reviews --> Import Amazon Review Beta.
Step 2: Add Chrome Extension by clicking on the Install Chrome Extension button.
Step 3: Open it and enter Store Domain (your-domain.myshopify.com) and Extension Activation Key(you will get from step 2 as per given above image). Click on ACTIVATE EXTENSION and you will get a successful message of activation.
Step 4: Open the product page of Amazon from which you want to import reviews and open the Rivyo App Extension again.(it will allow you to import if the amazon product page is opened so keep open that page as per given below image and then open Rivyo extension). Enter the product name, select reviews from the dropdown(10,20,50,100), select filters(All, 5 stars,4 stars,3 stars), and Click on IMPORT REVIEW.