Fix steps and add image

Author: Glenn Gailey

articles/event-grid/media/resize-images-on-storage-blob-upload-event/choose-thumbnail-function.png

@@ -187,13 +187,15 @@ The function project code is deployed directly from the public sample repository
 
 An event subscription indicates which provider-generated events you want sent to a specific endpoint. In this case, the endpoint is exposed by your function. Use the following steps to create an event subscription that sends notifications to your function in the Azure portal:
 
-1. In the [Azure portal](https://portal.azure.com), at the top of the page search for and select `Function App` and choose the function app that you just created.
+1. In the [Azure portal](https://portal.azure.com), at the top of the page search for and select `Function App` and choose the function app that you just created. Select **Functions** and choose the **Thumbnail** function.
 
-2. Select **Functions**, choose the **Thumbnail** function, and then select **Add Event Grid subscription**.
+    :::image type="content" source="media/resize-images-on-storage-blob-upload-event/choose-thumbnail-function.png" alt-text="Choose the Thumbnail function in the portal":::
+
+1.  Select select **Integration** then choose the **Event Grid Trigger** and select **Create Event Grid subscription**.
 
     :::image type="content" source="./media/resize-images-on-storage-blob-upload-event/add-event-subscription.png" alt-text="Navigate to Add Event Grid subscription in the Azure portal" :::
 
-3. Use the event subscription settings as specified in the table.
+1. Use the event subscription settings as specified in the table.
 
     ![Create event subscription from the function in the Azure portal](./media/resize-images-on-storage-blob-upload-event/event-subscription-create.png)
 
@@ -208,13 +210,13 @@ An event subscription indicates which provider-generated events you want sent to
     | **Endpoint type** | autogenerated | Pre-defined as **Azure Function**. |
     | **Endpoint** | autogenerated | Name of the function. In this case, it's **Thumbnail**. |
 
-4. Switch to the **Filters** tab, and do the following actions:
+1. Switch to the **Filters** tab, and do the following actions:
     1. Select **Enable subject filtering** option.
     2. For **Subject begins with**, enter the following value : **/blobServices/default/containers/images/blobs/**.
 
         ![Specify filter for the event subscription](./media/resize-images-on-storage-blob-upload-event/event-subscription-filter.png)
 
-5. Select **Create** to add the event subscription. This creates an event subscription that triggers the `Thumbnail` function when a blob is added to the `images` container. The function resizes the images and adds them to the `thumbnails` container.
+1. Select **Create** to add the event subscription. This creates an event subscription that triggers the `Thumbnail` function when a blob is added to the `images` container. The function resizes the images and adds them to the `thumbnails` container.
 
 Now that the backend services are configured, you test the image resize functionality in the sample web app.