See what’s new in Firefox!

Release Notes tell you what’s new in Firefox. As always, we welcome your feedback. You can also file a bug in Bugzilla or see the system requirements of this release.

38.0beta

Firefox for Android Beta

April 1, 2015

Version 38.0beta, first offered to Beta channel users on April 1, 2015

New

  • Improved user interfaces:

    • New "Welcome Screen"
    • Reader View controls (on Tablets and Phones)
    • "Synced Tabs" panel new layout (on Tablets)
    • "Add to Firefox" feature (from outside Firefox)
  • Ruby annotation support

  • Support for the Android L theme

  • Send a tab to another connected device with the 'Send to device' option in the "share" menu

  • Add a website to your Reading List with the "Add to Reading List" button in the overflow menu

  • Locale added: Azerbaijani (az)

Changed

  • autocomplete=off is no longer supported for username/password fields

  • RegExp.prototype.source now returns "(?:)" instead of the empty string for empty regular expressions

  • Improved page load times via speculative connection warmup

Developer

  • WebRTC now has multistream and renegotiation support

Developer Information

Web Platform

  • WebSocket now available in Web Workers

  • BroadcastChannel API implemented

  • Implemented srcset attribute and <picture> element for responsive images

  • Implemented DOM3 Events KeyboardEvent.code