Windows 10 build 10576

Windows 10 build 10576 is the fifth and the last officially released Insider Preview build of Windows 10 November Update, which was available to Windows Insiders in the Fast Ring on 29 October 2015.

Microsoft Edge

 * Microsoft Edge in this build now supports media casting to Miracast and DLNA enabled devices.
 * You can ask Cortana to search a selected part on a PDF document.

Updated Xbox Beta App

 * It now supports adding friends from Facebook who also exist on Xbox Live, chat with them and share clips to them.
 * Voiceover functionality is added into Game DVR.
 * The Store in the Xbox Beta App now supports searching for Xbox One games.