Microsoft releases new Office Insider Fast ring preview for Mac August 17, 2017 by admin Tweet Microsoft is rolling out Office Insider version 15.38 (170815), its latest preview build for Macs in the Fast ring, bringing new features and improvements to some of its Office apps. Read more… Neowin Related Posts:Microsoft renames Office Insider to Microsoft 365 InsiderOffice apps get SketchUp support in the latest…Latest Windows Office Insider Beta build fixes high…Microsoft releases Dev Home Preview version 0.2 with…Windows 11 (original release) Insider Release…