Microsoft Outlook SMS Add-on (MOSA) is a add-in for Microsoft Office Outlook 2007 and Microsoft Office Outlook 2003 program that enables you to send SMS text messages through most Global System for Mobile Communications (GSM) mobile phone network service connected to your PC via an infrared connection, Bluetooth technology, or a USB/serial cable. With MOSA, SMS senders have added advantages of able to lookup and resolve phone numbers to your existing Microsoft Outlook contacts, use spell checker (speller) and proofing tools, manageSMS messages just like emails with ability to save draft, and even cut and paste text from other applications.
Downloading Microsoft Outlook SMS Add-in (MOSA) plugin requires validation of genuine Microsoft Office product. For convenient purpose, you can also bypass the OGA validation by downloading directly from Microsoft Download Center using direct download links below.
Note: All downloads no longer available, and user has to rely on third-party add-in or service to send SMS text messages from Outlook. In fact, Microsoft does not have built-in support for SMS text messages since Office 2013.