Enabling Google Analytics on your store is a simple process. 

Note: If you are enabling Google Analytics on your store, your store will  display a cookie banner to new customers landing on your website.

1. Navigate to the third party config
2. Find the Google Analytics section
3. Paste your Google Analytics tracking ID in.
4. Click Save Changes

Your store will now begin using Google Analytics immediately.

If you do not have your Tracking ID, you can find it on your Google Analytics dashboard by going to: 

Admin > [Your Property] > Tracking Info > Tracking Code.

You will see the Tracking ID there