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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 complete list of changes in this release.

45.0beta

Firefox Beta

January 27, 2016

Version 45.0beta, first offered to Beta channel users on January 27, 2016

New

  • Instant browser tab sharing through Hello

  • Tabs synced via Firefox Accounts from other devices are now shown in dropdown area of Awesome Bar when searching

  • GTK3 integration (GNU/Linux only). Disabled after beta 4

  • Synced Tabs button in button bar

  • Guarani [gn] locale added

  • Introduce a new preference (network.dns.blockDotOnion) to allow blocking .onion at the DNS level

Fixed

  • URLs containing a Unicode-format Internationalized Domain Name (IDN) are now properly redirected

Changed

Developer

Developer Information

HTML5