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AWS m2 documentation change

Service: m2 · 2026-07-04 · Documentation low

File: m2/latest/userguide/delete-environments-m2.md

Summary

Updated effective date for closing new customer access to AWS Mainframe Modernization self-managed experience from July 30, 2026 to June 30, 2026

Security assessment

Change only adjusts a service sunset date without modifying security content. The existing mention of security investments remains unchanged and isn't expanded.

Diff

diff --git a/m2/latest/userguide/delete-environments-m2.md b/m2/latest/userguide/delete-environments-m2.md
index 89bbfb437..d7fce292e 100644
--- a//m2/latest/userguide/delete-environments-m2.md
+++ b//m2/latest/userguide/delete-environments-m2.md
@@ -9 +9 @@ Delete a runtime environment
-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). 
+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).