Minor wording changes

Author: namehra

articles/iot-hub/iot-hub-devguide-file-upload.md

@@ -49,7 +49,7 @@ You must associate an Azure storage account and s blob container with your IoT h
 
 If you use the portal, you can create a storage account and container during configuration. Otherwise, to create a storage account, see [Create a storage account](../storage/common/storage-account-create.md) in the Azure storage documentation. Once you have a storage account, you can see how to create a blob container in the [Azure blob storage quickstarts](../storage/blobs/storage-quickstart-blobs-portal.md). By default, Azure IoT Hub uses key-based authentication to connect and authorize with Azure Storage. You can also configure user-assigned or system-assigned managed identities to authenticate Azure IoT Hub with Azure Storage. Managed identities provide Azure services with an automatically managed identity in Azure AD in a secure manner. To learn how to configure managed identities, see [Configure file upload with managed identities](iot-hub-managed-identity.md#configure-file-upload-with-managed-identities).
 
-Do note that file upload is subject to [Azure storage's firewall settings](../storage/common/storage-network-security.md). Based on your autentication configuration, you will need to ensure your devices can communicate with Azure storage.
+File upload is subject to [Azure storage's firewall settings](../storage/common/storage-network-security.md). Based on your authentication configuration, you will need to ensure your devices can communicate with Azure storage.
 
 There are several other settings that control the behavior of file uploads and file upload notifications. The following sections list all of the settings available. Depending on whether you use the Azure portal, Azure CLI, PowerShell, or the management APIs to configure file uploads, some of these settings may not be available. Make sure to set the **enableFileUploadNotifications** setting if you want notifications sent to your backend services when a file upload completes.