fix(acc): howto 2

Author: ldecarvalho-doc

pages/account/how-to/configure-support-plans.mdx

@@ -20,6 +20,10 @@ categories:
 
 The default support plan for an Organization is the **Basic** plan, but it can be upgraded from the Scaleway console.
 
+<Message type="tip">
+  Refer to the [Understanding support plans](/account/reference-content/understanding-support-plans) documentation page to learn more about each available plan.
+</Message>
+
 1. Scroll to the **Support plan** section in your Organization dashboard.
     <Message type="note">
      Alternatively, click the question mark icon on the top menu to go directly to the console Help Center.