BlockScout on AWS Marketplace is available here: https://aws.amazon.com/marketplace/pp/B07Z78PC2F?qid=1576601748071
Check that you have the necessary prerequisites (including an accessible node running a blockchain)
Follow the install instructions
Include these parameters during installation
Additional options include updating your instance or customizing the theme.
If you are deploying without the marketplace, see the Ansible Deployment section for deployment instructions to the AWS cloud using Terraform.