Liquid error: could not find asset snippets/expo.liquid

If you encounter a "liquid error" issue displaying at the bottom of your store pages like this:

Could not find asset snippets/expo.liquid

Please follow these steps to remove it:

1. Please go to your theme code editor

2. Look for template.liquid or theme.liquid file, then scroll down to the bottom, you will see this code:

   {% include 'expo' %}

3. Please delete it, save the change, then the notice will disappear.