Windows 10 build 10576

Release date: 10/29/2015

New Microsoft Edge features

  • On PCs, you can now use Microsoft Edge to cast video, picture, and audio content from your browser to any Miracast and DLNA enabled device on your network (protected content is not supported)
  • On PCs, the “Ask Cortana” right-click menu option is now enabled when viewing PDFs in Microsoft Edge


  • Preview support for WebM and VP9 has been temporarily removed from builds. We continue to develop a VP9 implementation that we intend to ship in Windows. We expect VP9 to return soon in a future build.

Learn more about this release on the Windows blog

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