To install Unless into Shopify, follow these steps.
- Start by logging into your Shopify account and navigating to your dashboard.
- Click "Online Store".
- Select "Theme" from the menu bar, then click on the dotted dropdown menu in the right upper corner and then click "Edit HTML/CSS".
- Select "theme.liquid" under "Layout".
- Scroll down to the bottom of the theme.liquid file and insert the Unless script above the closing HEAD tag ().
- Then, scroll back to the top and click Save.