The most recent update, version 1.1.218, offers the ability to set the SMS Organizer app as the default messaging app in the system settings. Apart from that, there are no other changes in the update. The complete official changelog can be found below.
Version 1.1.218 Changelog
— Bug fixes
— Ability to set app as default messaging app from system settings.
Microsoft has released a range of new capabilities, including the ability to send multiple attachments in a single message, rename group conversation names, and handle share contacts as a vCard event. Through an update, the company also added a redesigned Move To dialogue box.
SMS Organizer, on the other hand, is presently only available for Android phones. Furthermore, the app is not available in every country. Microsoft’s messaging app is now available to Early Access in the United States, the United Kingdom, and India. If you live in one of the countries, you can download the SMS Organizer app on your Android phone right now, from here.