Microsoft is releasing a new Windows 10 Preview Build of the SDK (16267) and the Mobile Emulator (15240). These builds are to be used in conjunction with Windows 10 Insider Preview Build 16267 or greater. The Preview SDK Build 16267 contains bug fixes and under development changes to the API
Microsoft is releasing Windows Server Insider Preview Build 16267 to Windows Insiders. Registered Windows Insiders may navigate directly to the Windows Server Insider Preview download page to obtain the latest build. For the best experience, the Windows Server team recommends a clean install. There are no new features in build 16267.