tweak Change flow log settings section and delete old screenshots

Author: halkazwini

articles/network-watcher/media/nsg-flow-logs-portal/create-nsg-flow-log-basics.png

@@ -6,7 +6,7 @@ author: halkazwini
 ms.author: halkazwini
 ms.service: network-watcher
 ms.topic: how-to
-ms.date: 07/24/2024
+ms.date: 07/25/2024
 
 #CustomerIntent: As an Azure administrator, I want to log my virtual network IP traffic using Network Watcher NSG flow logs so that I can analyze it later.
 ---
@@ -70,7 +70,7 @@ Create a flow log for your network security group. This NSG flow log is saved in
     | Storage accounts | Select the storage account that you want to save the flow logs to. If you want to create a new storage account, select **Create a new storage account**. |
     | Retention (days) | Enter a retention time for the logs (this option is only available with [Standard general-purpose v2](../storage/common/storage-account-overview.md?toc=/azure/network-watcher/toc.json#types-of-storage-accounts) storage accounts).  Enter *0* if you want to retain the flow logs data in the storage account forever (until you delete it from the storage account). For information about pricing, see [Azure Storage pricing](https://azure.microsoft.com/pricing/details/storage/). |
 
-    :::image type="content" source="./media/nsg-flow-logs-portal/create-nsg-flow-log.png" alt-text="Screenshot of creating an NSG flow log in the Azure portal.":::
+    :::image type="content" source="./media/nsg-flow-logs-portal/create-nsg-flow-log-basics.png" alt-text="Screenshot of creating an NSG flow log in the Azure portal.":::
 
     > [!NOTE]
     > If the storage account is in a different subscription, the network security group and storage account must be associated with the same Microsoft Entra tenant. The account you use for each subscription must have the [necessary permissions](required-rbac-permissions.md).
@@ -150,6 +150,10 @@ You can change the properties of a flow log after you create it. For example, yo
     | Log analytics workspace | Change the Log Analytics workspace that you want to save the flow logs to (if traffic analytics is enabled). |
     | Traffic logging interval | Change the processing interval of traffic analytics (if traffic analytics is enabled). Available options are: one hour and 10 minutes. The default processing interval is every one hour. For more information, see [Traffic Analytics](traffic-analytics.md). |
 
+    :::image type="content" source="./media/nsg-flow-logs-portal/change-flow-log.png" alt-text="Screenshot that shows how to edit flow log's settings in the Azure portal where you can change some virtual network flow log settings." lightbox="./media/nsg-flow-logs-portal/change-flow-log.png":::
+
+1. Select **Save** to apply the changes or **Cancel** to discard the changes.
+
 ## List all flow logs
 
 You can list all flow logs in a subscription or a group of subscriptions. You can also list all flow logs in a region.