Other than new features and enhancements, the build mainly contains bug fixes to improve the reliability and performance of Windows 10. In addition, there is the new requirement for any DLL files loaded by Microsoft Edge to be Microsoft-signed or WHQL-signed, which will block any unsigned or third-party signed binaries for loading in Edge on production machines.
The complete build string for Windows 10 Build 10537 is 10537.0.150829-0745, which means it was compiled almost 2 weeks ago. It’s part of continue development of Windows 10 that will lead to TH2 (Threshold 2) milestone.
As it’s unofficial leak, use it at your own risk. You can easily find the download of Windows 10 Build 10547 ISO by searching for release name “MICROSOFT.WINDOWS.10.CLIENTPRO-CORE.TH2.10537.X64.OEMRET.ENGLISH.DVD”, which will download 10537.0.150829-0745.TH2_RELEASE_CLIENTPRO-CORE_OEMRET_X64FRE_EN-US.ISO ISO image.
In addition to Windows 10 client OS, the server OS, Windows Server 2016 Technical Preview 3, which Microsoft shared with partners, was also leaked. Here’s the leak information:
SIZE: 4,822,788,096 byte
Update: Windows 10 Build 10547