Windows 10 SDK Preview build 15021 is now available – here’s what’s new February 3, 2017 by admin Tweet After releasing Windows 10 build 15025 to Insiders earlier this week, Microsoft is now offering SDK Preview build 15021 to developers, which will require using Visual Studio 2017. Read more… Neowin Related Posts:Windows 11 build 22000.194 now available to Insiders…Windows 11 (original release) gets new Release…Windows 10 22H2 Insiders get Release Preview build…Windows Server Preview Build 25158 is now availableWindows Server Preview Build 25066 is now available