@Kishore_Kumar_Thank you.Now I can see the content with URLhttp://localhost:4503/content/wknd/us/en.htmlBut I can't see the content directly with URL http://localhost:4503/ Any more suggestion? thanks 

@Kiran_Vedantam  @Siva_Sogalapalli  I'm a green hand for AEM. After installing the author and publish and run them up. Setup the configuration and test successfully. Then I just followed the guide in https://experienceleague.adobe.com/docs/experience-manager-learn/getting-started-wknd-tutorial-devel...

I downloaded the latest AEM SDK aem-sdk-2021.11.6023.20211111T113531Z-211000.zip,  and rename the jar package to to aem-author-p4502.jar and aem-publish-p4503.jar, both the author and publish is able to run successfully. And I enabled the replication  agent. Then I successfully build the sample code...