Merge pull request #124186 from DerekRenew/patch-2

Update virtual machine extensions to include limitation

Author: Court72

articles/azure-resource-manager/management/tag-support.md

@@ -871,6 +871,7 @@ To get the same data as a file of comma-separated values, download [tag-support.
 
 > [!NOTE]
 > You can't add a tag to a virtual machine that has been marked as generalized. You mark a virtual machine as generalized with [Set-AzVm -Generalized](/powershell/module/Az.Compute/Set-AzVM) or [az vm generalize](/cli/azure/vm#az-vm-generalize).
+> Tags on virtual machine extensions can only be updated when the VM is running.
 
 
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