1. Create a standard Shopify page (Online Store > Pages) with a title (leave other fields blank).
2. Open the new page > Click on More Actions > Create a template for this page > choose the Link in Bio template you want.
3. You'll be taken to the Theme Editor to customize your Link in Bio content.

Add products to your Link in Bio page using the Item List section in Easy Content Builder. It has an ajax add to cart feature, so users can easily add items to their cart.