1) Visit CodeDeploy in AWS. You will see a list of your deployments. Select the deployment id to view details https://console.aws.amazon.com/codesuite/codedeploy/deployments?region=us-east-1
2) Deployment status consists of several steps. Once step 2 is complete (application is installed on replacement instances), you manually reroute traffic. Click the Reroute traffic button to initiate.
Reroute traffic to replacement instance
3) Once traffic is rerouted, you’ll be asked to terminate the original instance. Click the Terminate button to initiate.
Terminate original instance
4) Once complete, use the public DNS address of the Amazon EC2 instance to view in a web browser. (To get the public DNS value, choose your Amazon EC2 instance in the Amazon EC2 console, and look for the value in Public DNS in the Description tab).