Step 1:

Click on「Notification」,and when you are at the panel click on「Shopify」

Step 2:

click on「Shopify」and then 「Confirm」

Step 3:

A webhook url will be generated, copy this webhook url.

Step 5:

Head to your Shopify admin panel and click settings

Step 6:

There will be a notification panel that you may click

Step 7:

After clicking notification, scroll down till you find the Webhook section