diff --git a/app/code/Magento/AuthorizenetGraphQl/README.md b/app/code/Magento/AuthorizenetGraphQl/README.md
index 8b920e569341f..2af2b6a1024af 100644
--- a/app/code/Magento/AuthorizenetGraphQl/README.md
+++ b/app/code/Magento/AuthorizenetGraphQl/README.md
@@ -1,3 +1,9 @@
-# AuthorizenetGraphQl
+# Magento_AuthorizenetGraphQl module
 
- **AuthorizenetGraphQl** defines the data types needed to pass payment information data from the client to Magento.
+The Magento_AuthorizenetGraphQl module defines the data types needed to pass payment information data from the client to Magento.
+
+## Extensibility
+
+Extension developers can interact with the Magento_AuthorizenetGraphQl module. For more information about the Magento extension mechanism, see [Magento plug-ins](https://devdocs.magento.com/guides/v2.3/extension-dev-guide/plugins.html).
+
+[The Magento dependency injection mechanism](https://devdocs.magento.com/guides/v2.3/extension-dev-guide/depend-inj.html) enables you to override the functionality of the Magento_AuthorizenetGraphQl module.