For browsers with rapid release cycles like Chrome and Firefox, the website supports the current version and the previous release.
Microsoft Edge has a rapid release model. Instead of specific release numbered support for Microsoft Edge, the website supports the most recent stable release, and the 2nd most recent stable release on Windows 10.
In Safari, the website supports versions 8, 9 and 10 on Mac OSX 8, 9, 10.
In Internet Explorer (IE) the site supports IE11 on Windows versions in mainstream support (currently Windows 8 and 10).
Mobile Browsers for the website
Google Chrome and Safari on
iOS: 8.* and above
Android: Ice Cream Sandwich 4.* and above
