Where to find the snippet
NotifyIt installs a snippet to allow the storefront widget to access product data.
A snippet subscribe-it-helper.liquid is added to theme Snippets
An include is added to the bottom of the theme.liquid layout to include this snippet.
How to remove it:-
If you have uninstalled NotifyIt and would like to remove the theme snippet follow these steps:
From you Shopify admin, click ‘Edit HTML/CSS’ for your theme.
In theme.liquid scroll to the bottom and look for a line like this:
{% include ‘subscribe-it-helper %}
Remove that line.
Under Snippets, look for a file called subscribe-it-helper.liquid. Remove the snippet.