Troubleshooting

Fix a cart that does not show, read the warnings, and common questions.

The cart doesn't show on my storeWork through the usual reasons the new cart is not appearing, from the app embed to a draft theme or a cached page.
What the warnings on Cart settings meanEach note Cart settings can show at the top of the page, what causes it, and how to clear it.
A discount code won't applyWhy a shopper's code can be refused alongside the cart's offers and rewards, and the settings that let it through.
Use the cart with other apps and themesHow the cart takes over your theme's cart, works with other apps' add-to-cart buttons and discounts, and what to do when two carts open.
Work with the cart in your theme codeFor theme developers: open the cart from your own buttons, keep counts in step, and style it safely.
Common questions about Cart Drawer UpsellShort answers about themes, speed, plans, discounts, delivery dates, analytics and support.