Looking to access your theme's code or language options with Shopify's new theme editor layout?
In your Shopify admin click on Online store > Themes
Next to the theme that you want to edit click on the Menu button which is a small square with 3 blue dots
This will open a submenu of options which includes: Edit HTMl / CSS and Edit Language
In order to show the Instagram feed on your store please visit the following link:
Follow the instructions provided on the page and add the new Access Token to the Instagram feed section of your shopify theme customization page to start showing your Instagram images once again.