Firefox 105 is out: here’s what is new

Mozilla printed Firefox Secure and Firefox ESR updates on September 20, 2022. Firefox 105 Secure and Firefox 102.3 ESR are the brand new variations that are actually out there.

The primary enchancment in Firefox 105 is the higher dealing with of low-memory conditions on Home windows and Linux, leading to fewer crashes.

Firefox growth variations obtain updates across the similar time. Firefox Beta and Developer editions transfer to Firefox 106, and Firefox Nightly to model 107.

Govt Abstract

  • Firefox 105 and Firefox 102.3 ESR repair 7 safety points. The severity ranking is excessive.
  • Firefox 91 ESR is now not supported. Firefox 91.x ESR can be upgraded to Firefox 102 ESR routinely.

Firefox 105 obtain and replace

Firefox 105 Secure updates grow to be out there on September 20, 2022. Be aware that they might not but be out there when you find yourself studying this text, as it’s printed early on September 20.

Most Firefox installations obtain the replace routinely due to the built-in updating characteristic of the browser. The replace could not occur instantly although. Customers could choose Menu > Assist > About Firefox to run a guide verify for updates.

Firefox shows the put in model and checks for updates. Updates which might be discovered can be downloaded  and put in.

Direct downloads are additionally out there, comply with the hyperlinks under to Mozilla’s obtain web site, to obtain the brand new model of the browser.

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Firefox 105.0 new options and enhancements

Firefox 105 is a smaller launch that could be a bit gentle on new options. One of many primary modifications in Firefox 105 is that Mozilla managed to cut back the variety of out-of-memory crashes of the browser on Home windows considerably within the launch.

The, somewhat easy sounding tweak, ensures that the browser’s primary course of isn’t touched when the system runs out of reminiscence. As an alternative, content material processes are first on the chopping block to liberate reminiscence. Killing the primary course of kills the whole browser, whereas the termination of content material processes crashes solely the webpage open in it.

Equally, Mozilla notes that it has improved the out-of-memory conduct of the Firefox browser on Linux as nicely:

Firefox is much less more likely to run out of reminiscence on Linux and performs extra effectively for the remainder of the system when reminiscence runs low.

Different modifications and fixes

  • The print preview dialog has an choice to print solely the present web page immediately from it.
  • On touch-based Home windows units, Firefox helps swipe to navigate contact gestures now (two fingers on a touchpad swiped left or proper to carry out historical past again or ahead).
  • Improved touchpad scrolling on macOS.


  • Looking in massive arrays is 2 instances quicker in Firefox 105 due to the changing of array.consists of and array.indexOf with an optimized SIMD model.
  • Firefox is suitable with the Person Timing L3 specification.
  • Firefox helps partitioned service staff in third-party contexts.
  • Help for outlining persistent scripts utilizing scripting has been added.
  • The TextDecoderStream and TextEncoderStream interfaces, a part of the Encoding API, are actually supported,
  • Help for the Offscreen Canvas DOM API with full context and font assist
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Enterprise modifications

Recognized Points

none listed.

Safety updates / fixes

Safety updates are revealed after the official launch of the online browser. You discover the data printed right here after launch.

Firefox 105 Secure fixes seven safety points within the internet browser.


Firefox 106’s launch knowledge is October 17, 2022. Firefox ESR 102.4 can be launched on the identical day.

Firefox extension evaluations and information

Current Firefox information and suggestions

Further data / sources