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AWS managedservices: Add changelog entry for patch tag name update

Service: managedservices · 2026-09-27 · Documentation low

File: managedservices/latest/accelerate-guide/doc-history.md

Summary

Added a documentation history entry noting the updated recommended patch tag names and the IMDS whitespace note.

Security assessment

This is a changelog entry describing the acc-patching.md update; it contains no security content itself.

Evidence

+[Updated recommended patch tag names](https://docs.aws.amazon.com/managedservices/latest/accelerate-guide/acc-patching.html)| Changed the recommended patch tag names to remove spaces and added a note that whitespace in a tag key isn't compatible with instances that have IMDS tags enabled.| September 16, 2026  

Diff

diff --git a/managedservices/latest/accelerate-guide/doc-history.md b/managedservices/latest/accelerate-guide/doc-history.md
index 9358965e5..6c48dd935 100644
--- a//managedservices/latest/accelerate-guide/doc-history.md
+++ b//managedservices/latest/accelerate-guide/doc-history.md
@@ -14,0 +15 @@ Change| Description| Date
+[Updated recommended patch tag names](https://docs.aws.amazon.com/managedservices/latest/accelerate-guide/acc-patching.html)| Changed the recommended patch tag names to remove spaces and added a note that whitespace in a tag key isn't compatible with instances that have IMDS tags enabled.| September 16, 2026