Mozilla plans to improve Firefox 32-bit installations to the 64-bit model of the net browser when it releases Firefox 56 later this yr.

Whereas steady 64-bit variations of the browser have been obtainable for Linux and Mac OS X for a very long time, the identical can’t be stated for the Firefox 64-bit model for Home windows. Whereas it was supplied as 64-bit growth variations for these , a steady model was not offered for a very long time

Mozilla began to launch Firefox 64-bit for Home windows in December 2015 to the discharge channel. This was first an non-compulsory obtain that customers needed to hunt down, however has since then been made the default.

The group revealed in August 2016 the way it deliberate to make Firefox 64-bit on Home windows the default for suitable programs, and migrate the 32-bit inhabitants on 64-bit structure to the 64-bit model of the browser.

The plan again then concerned integrating the 64-bit model within the Firefox stub installer, making it the default in early 2017 in that installer, and delivery Firefox 64-bit because the default later that yr.

Beginning with Firefox 55, which has a deliberate launch date of August eight, 2017, 64-bit Firefox would be the default choice on Home windows. That is solely the case nevertheless if the Home windows system helps 64-bit and has at the least 2 Gigabytes of reminiscence.

Migration from 32-bt variations of Firefox to 64-bit on Home windows begin with the discharge of Firefox 56. Mozilla plans to launch Firefox 56 on September 26, 2017.

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Beginning with Firefox 56, deliberate launch date is September 26, 2017,  Mozilla plans to improve Firefox 32-bit installations on 64-bit variations of Home windows to 64-bit variations of Mozilla Firefox.

The identical limitations — a minimal of two Gigabytes of RAM and at the least Home windows 7 — apply to the migration.

The primary purpose why Mozilla plans emigrate Firefox customers on Home windows to 64-bit variations is that it decreases the out-of-memory crash charge and improves safety. Draw back is that 64-bit variations of Firefox use extra reminiscence than 32-bit variations of the net browser.

Mozilla revealed some stats that spotlight these enhancements and modifications:

  • About eight% of Home windows customers run programs with 2 Gigabytes of RAM or much less,
  • The content material course of crash charge of 64-bit Firefox installations on Home windows with 2GB of RAM is identical as on 32-bit programs on programs, and 20% much less on programs with greater than 2 Gigabytes of RAM.
  • The browser course of crash charge of 64-bit Firefox installations on Home windows with 2 Gigabytes of RAM is identical as 32-bit variations of the browser, and about 20% much less on programs with greater than 2 Gigabytes.
  • The 64-bit plugin course of crash charge is 50% much less on 64-bit programs with 2 Gigabytes of RAM, and 80% much less on programs with greater than 2 Gigabytes of RAM.

Extra info on the migration to 64-bit Firefox on Home windows is offered on the Mozilla Wiki web site. (by way of Sören Hentzschel)