In the navigation pane, choose EC2 Dashboard, and then choose Launch instance.
Under Names and tags, for Name, enter a name for your instance.
Under Application and OS Images (Amazon Machine Image), find the AMI that you want to use to launch a new instance:
To search for the custom AMI, enter the name of the custom AMI in the search bar.
To use a custom AMI that you created, choose Browse more AMIs, choose My AMIs, and then choose Owned by me.
To use a custom AMI that was shared with you, choose Browse more AMIs, choose My AMIs, and then choose Shared with me.
Under Instance type, choose an instance type.
Under Key pair (login), for Key pair name, choose a key pair. Or, create a new one.
(Optional) Under Network settings, choose Edit, and then choose your VPC and Subnet.
(Optional) Under Configure storage, choose your GiB and Root volume size.
Under Summary, choose Launch instance.
Choose View all Instances to check the status of your instance.
Troubleshoot errors or issues after you launch the custom AMI
Error: "Password is not available yet. Please wait at least 4 minutes after launching an instance before trying to retrieve the auto-generated password."