(AzureCXP) fixes MicrosoftDocs/azure-docs#439074

Updated on line number 50.

Author: ManoharLakkoju-MSFT

articles/api-center/set-up-api-center-portal.md

@@ -47,7 +47,7 @@ After you create the API Center portal app registration, you need to configure a
 You can now access the API Center portal:
 * On the **Portal settings** page, select **View API Center portal** to open the portal in a new tab. 
 * Or, enter the following URL in your browser, replacing `<service-name>` and `<location>` with the name of your API center and the location where it's deployed:<br/>
-    `https://<service-name>.portal.<location>.azure-api-center.ms`
+    `https://<service-name>.portal.<location>.azure-apicenter.ms`
 
 ### API visibility
 
@@ -95,4 +95,4 @@ To use AI-assisted search when signed in to the API Center portal, click in the
 
 ## Related content
 
-* [Enable and view Azure API Center portal in Visual Studio Code](enable-api-center-portal-vs-code-extension.md)
+* [Enable and view Azure API Center portal in Visual Studio Code](enable-api-center-portal-vs-code-extension.md)