Topic · 2 articles

Customization

Every Cartylabs guide tagged "Customization". Tactical playbooks for Shopify operators on this topic.

Level Up Your Store With Shopify Checkout UI Extensions

Use Shopify Checkout UI Extensions to add upsells, loyalty widgets, custom fields, and trust elements without rebuilding checkout. The complete merchant guide to extension surfaces and the apps worth installing.

Jun 18, 2026 10 min read

CheckoutCustomization

How to Customize Your Shopify Checkout Without Breaking Code

Customize Shopify checkout safely using the Editor, Branding API, and no-code Checkout UI Extension apps. A merchant-friendly guide to changing every visible element without touching liquid.

Jun 16, 2026 9 min read

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