3 ms·

And they supported those mostly working implementations for about 6 weeks. Microsoft supports their releases for years.

• drivebyacct2 13y ago
  Is that even true now that IE11 keeps itself auto-updated to the latest major version?
  • yuhong 13y ago
    The support lifecycle still will be the same as far that I can tell.
  • dstorey 13y ago
    IE has had auto-update since IE9. IE9 is in the process of being auto-updated to IE10, unless auto-update has been disabled.