The most recent available build is called 'Nightly Builds' and offers the latest, untested features and updates. In April 2011, the development process was split into several 'channels', each working on a build in a different stage of development. Main article: Firefox early version history Rapid releases This was gradually accelerated further in late 2019, so that new major releases occur on four-week cycles starting in 2020. Starting with version 5.0, a rapid release cycle was put into effect, resulting in a new major version release every six weeks. If you are not satisfied with the current Firefox version, or it simply is not working right now, there are alternative browsers that you can use to browse the web.Firefox was created by Dave Hyatt and Blake Ross as an experimental branch of the Mozilla browser, first released as Firefox 1.0 on November 9, 2004. Use the latest version of another browser. For more information, see the article Switch to Firefox Extended Support Release (ESR) for personal use. Firefox ESR does not come with the latest features, but it does have the latest security and stability fixes. Firefox Extended Support Release (ESR) is an official version of Firefox developed for large organizations, such as universities and businesses, but it can also be used for personal computers. Install Firefox Extended Support Release. Instead of downgrading to an older, insecure version of Firefox and changing your update settings, you should consider these alternatives: In the General panel, go to the Firefox Updates section. Click the menu button and select Settings. To prevent Firefox from automatically updating itself after you install an older version, you'll need to change your Firefox update settings: In the Menu bar at the top of the screen, click Firefox and select Preferences. Important: By default, Firefox is set for automatic updates. Fix problems connecting to websites after updating Firefox.How to fix the Update Failed error message when updating Firefox.

In most cases, installing a previous version will not help. Problems with an update are usually not caused by the new version of Firefox, but rather the update process.

Installing a previous version doesn't fix most problems Rather than downgrading, try getting used to the new features or ask a question on the support forum, to see if there is a workaround or a way to restore the old behavior without downgrading Firefox. If you dislike new features in the latest version of Firefox, your first reaction might be to go back to the previous version. Unwanted features in the new Firefox version

3 I still want to downgrade - where can I get the previous version?.

2 Installing a previous version doesn't fix most problems.

1 Unwanted features in the new Firefox version.

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