Checkout.liquid
How to enable Shopify Plus checkout.liquid customizations
My upsell isn’t showing in my checkout, how do I get it to show?
How to upsell to a subscription in checkout and cart
How to get started: checkout upsells > checkout.liquid
How do I test a checkout upsell on a draft theme?
How to design checkout upsells with custom CSS
How to show an upsell on a specific page of the checkout
How do I make my checkout upsells show outside of the collapsed Order Summary on mobile?
How to manually install the checkout widget to the checkout.liquid theme file
Checkout Extensions
How to automatically add a Free Gift with Purchase to the cart
How can I let a shopper upgrade from a cart product to an upsell product that's shown?
How to find out which Shopify checkout you're using
How to find out which checkout you have?
'How to use the 'Buy Now' button with checkout upsells'
I have a headless store, will checkout upsells work?
How to A/B test checkout upsells
How to get started: checkout upsells
How to show an upsell based on a certain cart value or other conditions