Follow the steps in this guide to integrate Checkout with your Miva store.
Navigate to the Checkout app in Miva by going to Miva → Settings → System Extensions → Zonos.
Now that you have set up your account and your app, you are ready to test by doing the following:
Learn how to run these tests. You will need to enable the Miva app while testing. To do so, add your store credentials to the app in Miva.
After completing testing, you are now ready to go live! To do so, add your Zonos credentials to your Miva Checkout app in your live store.