To add a Klaviyo embedded form to your Shopify website, head to your store’s Pages (e.g., YOUR-STORE.myshopify.com/admin/pages). Then, select the page where you want the form to live or click Add page to create a new page.
Click into the source (< >) for this page. Copy and paste the embedded signup form code into the source. Head to our article on How to Find Where to Paste a Form's Embed Code: Create an Embedded Form to learn where to find your embedded code.
Finally, click Save and check that your form looks as expected.