Find answers for CartDNA and Shopify payments
Get fast help with setup, payment methods, integration, and troubleshooting. Search the knowledge base or browse by category.
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Explore the main documentation areas used by merchants and developers.
Getting Started
Setup guides for first-time installation, onboarding, and core configuration.
Top articles:
- •Install CartDNA app
- •Configure store settings
- •First payment setup
Payments
Payment methods, currencies, supported flows, and checkout configuration.
Top articles:
- •Available payment methods
- •Multi currency setup
- •Payment method activation
Integration
Technical API documentation, Shopify checkout connection, and developer tools.
Top articles:
- •API connection guide
- •Shopify checkout integration
- •Webhook configuration
Troubleshooting
Diagnose and fix payment errors, setup failures, and common configuration issues.
Top articles:
- •Resolve payment errors
- •Fix checkout connection issues
- •Debug webhook failures
Popular help articles
How to install the CartDNA app on Shopify
Step-by-step guide for first-time merchants.
Read articleWhat payment methods does CartDNA support?
Coverage list by market and region.
Read articlePayment setup failed — how to fix common errors
Fix common setup and configuration issues.
Read articleHow to update app settings and API credentials
Keep your payment setup accurate and secure.
Read articleCan CartDNA apps work with Shopify Payments?
Compatibility guidance for blended payment setups.
Read articleShopify checkout integration guide
Technical help for checkout connection.
Read articleDeveloper resources
API references, implementation help, and technical guidance for Shopify payment integration.
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