Firefox Notes

Version 38.0.1, first offered to Release channel users on May 14, 2015

Check out "What’s New" and "Known Issues" for this version of Firefox below. As always, you’re encouraged to tell us what you think, or file a bug in Bugzilla. If interested, please see the complete list of changes in this release.

We'd also like to extend a special thank you to all of the new Mozillians who contributed to this release of Firefox!

What’s New

  • Reference: Release notes for Firefox 38.0

  • Fixed

    Systems with first generation NVidia Optimus graphics cards may crash on start-up

  • Fixed

    Users who import cookies from Google Chrome can end up with broken websites

  • Fixed

    Large animated images may fail to play and may stop other images from loading

  • Fixed

    WebRTC H264 video streams from CiscoSpark native clients are not decoded correctly. (Fixed in Firefox ESR 38.0.1; was already fixed in Firefox 38.0)

Known Issues

  • unresolved

    Responsive images do not update when the enclosing viewport changes