Update storage-quickstart-blobs-portal.md

Author: xyh1

articles/storage/blobs/storage-quickstart-blobs-portal.md

@@ -41,13 +41,14 @@ To upload a block blob to your new container in the Azure portal, follow these s
 
 1. In the Azure portal, navigate to the container you created in the previous section.
 2. Select the container to show a list of blobs it contains. Since this container is new, it won't yet contain any blobs.
-3. Select the **Upload** button to upload a blob to the container.
-4. Browse your local file system to find a file to upload as a block blob, and select **Upload**.
+3. Select the **Upload** button to open the upload blade
+4. Browse your local file system to find a file to upload as a block blob
 
     ![Screenshot showing how to upload a blob from your local drive](media/storage-quickstart-blobs-portal/upload-blob.png)
 
-5. Select the **Authentication type**. The default is **SAS**.
-6. Upload as many blobs as you like in this way. You'll see that the new blobs are now listed within the container.
+5. Optionally, expand the advanced section to define other setting such as authentication type, access tier, or virtual folder path.
+6. Select the **Upload** button to commit the upload
+7. Upload as many blobs as you like in this way. You'll see that the new blobs are now listed within the container.
 
 ## Download a block blob