To add Adyen into WooCommerce, you can follow these steps:

  1. Install the Adyen plugin for WooCommerce. You can download the plugin from the WordPress plugin repository or from the Adyen website.
  2. Once you’ve installed the plugin, go to WooCommerce > Settings > Payments > Adyen to configure your Adyen settings.
  3. Enter your Adyen API credentials, which you can find in your Adyen account settings.
  4. Configure your Adyen settings, including your payment methods, currencies, and checkout page design.
  5. You can then start accepting payments through WooCommerce using Adyen.

If you need more detailed instructions, Adyen provides a helpful guide for integrating their platform with WooCommerce. Additionally, WooCommerce also provides their own documentation for integrating with Adyen.