Solution upgrade using ARM template

azure-local/TOC.yml

@@ -298,7 +298,11 @@ items:
   - name: 4. Validate solution upgrade readiness
     href: upgrade/validate-solution-upgrade-readiness.md
   - name: 5. Apply solution upgrade
-    href: upgrade/install-solution-upgrade.md
+    items:
+    - name: Upgrade via Azure portal
+      href: upgrade/install-solution-upgrade.md
+    - name: Upgrade via ARM template
+      href: upgrade/install-solution-upgrade-azure-resource-manager-template.md
   - name: Troubleshoot upgrades
     href: upgrade/troubleshoot-upgrade-to-23h2.md
 

azure-local/upgrade/install-solution-upgrade.md

@@ -40,7 +40,7 @@ Before you install the solution upgrade, make sure that you:
 There are a few things to consider before you begin the solution upgrade process:
 
 - The solution upgrade isn't yet supported on OS version 26100.xxxx.
-- Microsoft only supports upgrade applied from Azure Local resource page. Use of third party tools to install upgrades isn't supported.
+- Microsoft supports upgrade applied from Azure Local resource page or by using an ARM template. Use of third-party tools to install upgrades isn't supported.
 - We recommend you perform the solution upgrade during a maintenance window. After the upgrade, host machine might reboot and the workloads will be live migrated, causing brief disconnections.
 - If you have Azure Kubernetes Service (AKS) workloads on Azure Local, wait for the solution upgrade banner to appear on the Azure Local resource page. Then, remove AKS and all AKS hybrid settings before you apply the solution upgrade.
 - By installing the solution upgrade, existing Hyper-V VMs won't automatically become Azure Arc VMs.