If any users want to import Outlook OST to Outlook.com, then install the eSoftTools OST to PST converter software in your computer or laptop. After installation choose the export/import option and simply import Outlook OST to Outlook.com and other cloud based email clients without any errors. Any user can easily operate this tool without any knowledge related to this software as this tool comes with a simple GUI. For more information click on the link given below.