Creating the EBS Snapshot, or backup manually
We recommend creating the EBS snapshots of the instance, or backup before performing any critical operations on the EC2 instance running Movable Type AMI Edition.
Creating the EBS Snapshot
The easiest way to get backup of the whole of the instance, you can create an EBS snapshot. See the document of https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ebs-creating-snapshot.html