AWS m2 documentation change

Service: m2 · 2026-07-01 · Documentation low

File: m2/latest/userguide/applications-m2-other-resources.md

Summary

Modified service availability section to include self-managed experience deprecation timeline while preserving managed environment closure notice.

Security assessment

Purely informational update about service availability changes. No evidence of security incident response or new security features documented.

Diff

diff --git a/m2/latest/userguide/applications-m2-other-resources.md b/m2/latest/userguide/applications-m2-other-resources.md
index 353bf0102..1c111b3ad 100644
--- a//m2/latest/userguide/applications-m2-other-resources.md
+++ b//m2/latest/userguide/applications-m2-other-resources.md
@@ -9 +9,3 @@ Required permissionsAmazon S3 bucketDatabaseAWS Key Management Service keyAWS Se
-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).
+After careful consideration, we have made the decision to close new customer access to **AWS Mainframe Modernization self-managed experience** , effective July 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).