Theme code customization tutorials
You can follow theme code customization tutorials to edit your theme code and make changes to the design and behavior of your online store.
Before following a tutorial, check the settings for your theme in the theme editor. If there's a setting for the change that you want to make, then you don't need to make changes to your theme code. To learn more about the theme editor, see Customize your theme with the theme editor.
To complete a theme code customization tutorial, you need to use the code editor. To learn more about the code editor, see Edit your theme code.
To learn more about themes, see Themes for your online store.
Supported and unsupported tutorials
Some of the theme code customization tutorials are supported by Shopify, and some are not. This applies only if you use a free theme from Shopify. If you use a paid theme, then Shopify can't help with theme code customization tutorials. Instead, you might be able to reach out to your theme's developer for support. To learn more about support for paid themes, see Paid themes.
A supported theme code customization tutorial is any tutorial that includes the following note at the top of the page:
An unsupported theme code customization tutorial is any tutorial that includes the following caution at the top of the page: