Update Azure Stack Hub servicing policy and add image

Author: sethmanheim

azure-stack/operator/azure-stack-servicing-policy.md

@@ -4,9 +4,8 @@ titleSuffix: Azure Stack Hub
 description: Learn about the Azure Stack Hub servicing policy and how to keep an integrated system in a supported state.
 author: sethmanheim
 ms.topic: how-to
-ms.date: 02/11/2025
+ms.date: 07/18/2025
 ms.author: sethm
-ms.lastreviewed: 03/18/2020
 
 # Intent: As an Azure Stack operator, I want to learn about servicing policy and how to keep an integrated system supported.
 # Keyword: servicing policy azure stack
@@ -26,8 +25,6 @@ Full update packages are hosted in a secure Azure endpoint. You can download the
 
 Hotfix update packages are hosted in the same secure Azure endpoint. You can download them using the embedded links in each of the respective hotfix KB articles; for example, [Azure Stack Hub Hotfix 1.1809.12.114](https://support.microsoft.com/help/4481548/azure-stack-hotfix-1-1809-12-114). Similar to the full, monthly update packages, Azure Stack Hub operators can download the .xml and .zip files and import them using the procedure in [Apply updates in Azure Stack Hub](azure-stack-apply-updates.md). Azure Stack Hub operators with connected scale units will see the hotfixes automatically appear in the administrator portal with the message **Update available**.
 
-If your scale unit isn't connected and you want to be notified about each hotfix release, subscribe to the [RSS feed](https://azurestackhubdocs.azurewebsites.net/xml/hotfixes.rss) to be notified about each hotfix release.
-
 ## Update package types
 
 There are two types of update packages for integrated systems:
@@ -86,6 +83,8 @@ For example, if the most recent update version available is 2501 (N), the two pr
 
 Microsoft software update packages are non-cumulative and require the previous update package and latest hotfix to be installed as a prerequisite. If you decide to defer one or more updates, consider the overall runtime required to update to the latest version.
 
+:::image type="content" source="media/azure-stack-servicing-policy/servicing-policy-workflow.svg" alt-text="Diagram showing Azure Stack Hub servicing policy workflow." lightbox="media/azure-stack-servicing-policy/servicing-policy-workflow.svg":::
+
 ### Resource provider version support
 
 For Azure Stack Hub resource providers, it's important to note that only the most recently released version of a given resource provider that is compatible with your supported version of Azure Stack Hub is supported, even though you may be using an older version of Azure Stack Hub that is still within the support window.