After careful consideration, we have made the decision to close new customer access to **AWS Mainframe Modernization self-managed experience**, effective June 30, 2026. Existing customers can continue to use the service as normal. AWS continues to invest in security and availability improvements for AWS Mainframe Modernization self-managed experience, but we do not plan to introduce new features. For more information, see [AWS Mainframe Modernization availability change](https://docs.aws.amazon.com/m2/latest/userguide/mainframe-modernization-availability-change.html). 

**AWS Mainframe Modernization Service (Managed Runtime Environment experience)** is no longer open to new customers. For capabilities similar to AWS Mainframe Modernization Service (Managed Runtime Environment experience) explore AWS Mainframe Modernization Service (Self-Managed Experience). Existing customers can continue to use the service as normal. For more information, see [AWS Mainframe Modernization availability change](https://docs.aws.amazon.com/m2/latest/userguide/mainframe-modernization-availability-change.html). 

# Prerequisites for setting up Rocket Software (formerly Micro Focus) (on Amazon EC2)
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When you set up Rocket Software (on Amazon EC2), make sure you meet the following prerequisites.
+ Administrator access to the account where the Amazon EC2 instances will be created.
+ Identify the AWS Region where the Amazon EC2 instances will be created and verify the AWS Mainframe Modernization service is available. See [AWS Services by Region](https://aws.amazon.com/about-aws/global-infrastructure/regional-product-services/). Make sure to choose a Region where the service is available.
+ Identify the Amazon Virtual Private Cloud (Amazon VPC) where the Amazon EC2 instances will be created.