In contrast to Internet Explorer, Edge is much more lightweight. Microsoft's previous flagship browser, Internet Explorer 11, is still bundled with Windows 10 for compatibility, though Edge is set as the default browser for new Windows 10 installations. Microsoft released Edge for Windows 10 with that operating system's initial release on July 29, 2015.Įdge is a Microsoft web browser bundled with Windows 10, and is not available for other desktop operating systems, including previous versions of Windows.