• Desktop and mobile IE version 11
  • Microsoft Edge
  • Mozilla Firefox 27 and later
  • Google Chrome 38 and later
  • Android 5.0 (Lollipop) and later
  • Mobile Safari versions 5 and later for iOS 5 and later
  • Desktop Safari versions 7 and later for OS X 10.9 (Mavericks) and later

There are IT security reasons for banning outdated browser versions.