create a template and launch instance using template
what is template
A launch template is similar to a launch configuration, in that it specifies instance configuration information. It includes the ID of the Amazon Machine Image (AMI), the instance type, a key pair, security groups, and other parameters used to launch EC2 instances.
create launch template
template name
application and os images
instance type
key pair
security groups
storage
now template created
now launch instance from template
source template
launch instance
now see instance created
now see instance launched