Step #1: Insert code snippet

Go to your Address Validator dashboard → click Show Instructions on the upper right → follow the guide to insert code snippet

Step #2: Move address prompts to checkout

Go to your Address Validator dashboard → Address Prompts tab→ toggle first option under Location of Address Prompts box

What does the code snippet do?

The code snippet allows the Address Validator app to run during checkout

Having code snippet issues?

Please reference Shopify code snippet issues