How to Fix AMP “URL Not Found (404)” Issues

Please follow the steps below to set up the App Proxy correctly:

1. Go to Shopify Admin → Sales channel settings.

   

2. Select SEOWILL – AI SEO.

   

3. Open App Proxy settings.

4. Click Customize URL → Edit App Proxy URL.

   

Once the App Proxy is configured correctly, refresh the page and check the AMP speed score again.

Ensure the App Proxy URL follows this format: https://your-store-domain/a/p

If the issue persists after completing these steps, please contact the SEOWILL Support Team for further assistance.