Outlook Mail and Calendar has received  a new update for  both Windows 10 Mobile and Windows 10. The latest update pushes Outlook Mail and Calendar up from version 17.6568.16822.0 to 17.6568.16902.0.

The update brings some UI changes such  as, now u can see the:

Find option in messages by using which you can search the opened message for a particular word or text.

 The conversation setting are back under the reading setting

And also some bug fixes and performance improvements

Install Link