How to connect to EC2 instance using Mobaxterm

 Steps:

1.Go to you Running instance and Click Connect

This will Show you your public DNS and the User of the instance

Public DNS: ec2-3-20-227-129.us-east-2.compute.amazonaws.com

User: ubuntu

2.Open Mobaxterm:

Click  Session---->SSH

Then Enter your Public DNS in box for remote host Then User for Specify Username. Please make sure you check the box for Specify Username to enable it. 

3. Click  Advanced SSH Settings

 Check the box for Use private key  then click the click the search icon to specify your private key

Then Click OK