Microsoft Edge Change Log For Windows Insider Preview Build 10547

Microsoft Edge

Microsoft today released Windows 10 Build 10547 to Fast Ring users. This new build includes update Edge browser with support for Object RTC. The ORTC APIs enable real-time audio and video communications directly inside Microsoft Edge without the need to install any plugins. Find full change log below.

New EdgeHTML features:

  • <template> element
  • <picture> element
  • Extended srcset (sizes)
  • a[download] attribute
  • Canvas ellipse
  • CSS Mutability Pseudo-classes (:read-write, :read-only)
  • CSS Range Pseudo-classes (:in-range, :out-of-range)
  • input type=datetime-local
  • SVG external content
  • WebRTC – Object RTC API

New Chakra features:

  • ES2016 Async Functions (behind “Enable experimental JavaScript features” flag)
  • ES2016 Exponentiation operator (behind “Enable experimental JavaScript features” flag)


This preview updates the Edge platform version in the User-Agent string to “13.” The full User-Agent string is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2486.0 Safari/537.36 Edge/13.10547