Detailed steps to remove DN from Policy

Author: James-Green-Microsoft

articles/private-5g-core/modify-packet-core.md

@@ -162,12 +162,28 @@ This change will require a manual packet core reinstall to take effect, see [Nex
 
     - If you made changes to the packet core configuration, check that the fields under **Connected ASE device**, **Azure Arc Custom Location** and **Access network** contain the updated information.
     - If you made changes to the attached data networks, check that the fields under **Data networks** contain the updated information.
-1. If you removed an attached data network from the packet core and it is no longer attached to any packet cores or referenced by any SIM policies, you may remove the data network from the resource group:  
-    > [!NOTE]
-    > The data network that you want to delete must have no SIM policies associated with it. If the data network has one or more associated SIM policies data network removal will be prevented.
-    1. Navigate to the resource group containing your AP5GC resources.
-    1. Select the checkbox for the data network resource you want to delete.
-    1. Select **Delete**
+
+## Remove data network resource
+
+If you removed an attached data network from the packet core and it is no longer attached to any packet cores or referenced by any SIM policies, you may remove the data network from the resource group:  
+> [!NOTE]
+> The data network that you want to delete must have no SIM policies associated with it. If the data network has one or more associated SIM policies data network removal will be prevented.
+
+1. If you need to delete data network from a SIM policy's configuration:
+    1. Navigate to the **SIM Policy** resource.
+    1. Select **Modify SIM Policy**.
+    1. Either:
+
+        - Select the **Delete** button for the network slice containing the associated data network.
+        - Or
+            1. Select the **Edit** button for the network slice containing the associated data network.
+            1. Select a new **Data network** to be associated with the network slice.
+            1. Select **Modify**.
+    1. Select **Review + Modify**.
+    1. Select **Modify**.
+1. Navigate to the resource group containing your AP5GC resources.
+1. Select the checkbox for the data network resource you want to delete.
+1. Select **Delete**.
 
 ## Restore backed up deployment information