Mozilla Firefox 45 Released, Upgrade Available In Ubuntu Repositories

March 9, 2016 — Leave a comment

Mozilla Firefox

Mozilla Firefox web browser has reached version 45. Ubuntu 15.10, Ubuntu 14.04, Ubuntu 12.04, and their derivatives can now upgrade it via Software Updater.

Firefox 45 comes with following changes:

  • 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
  • Synced Tabs button in button bar
  • a new preference (network.dns.blockDotOnion) to allow blocking .onion at the DNS level
  • Tab Groups (Panorama) feature removed
  • HTML5 improvements with ES6 classes, a Web Speech synthesis API, and Push API support
  • For more, see the release notes

Firefox 45

Upgrade to Firefox 45 in Ubuntu:

Ubuntu Team has made the new release into updates/security repositories for all current Ubuntu releases.

So just launch Software Updater, and you’ll see Firefox 45 available in update list after checking for updates:

Upgrade to Firebox 45

If you don’t see it, please launch Software & Updates and do:

  • switch to “Main Sever” after “Download from” drop-box in first tab.
  • make sure the “important security updates” and “recommended updates” are enabled in Updates tab

Finally, relaunch Software Updater to upgrade Firefox web browser.

I'm a freelance blogger who started using Ubuntu 5+ years ago and wishes to share my experiences and some useful tips with Ubuntu beginners and lovers. Please notify me if you find any typo/grammar/language mistakes. English is not my native language. Contact me on Google Plus or email to

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