Firefox is Mozilla's next generation open source web browser. Firefox's features include a popup blocker, tabbed browsing, a smarter search, better security.
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Warning:Firefox now uses separate profiles for each installation. If you install an older version of Firefox, you'll be prompted to create a new profile to prevent data corruption. Learn more.
Often when there is a problem with a Firefox update, people look for a way to go back to the previous version. That usually doesn't solve the problem and will make your computer and personal information vulnerable to attack. This article gives you some alternatives to downgrading and links to old versions of Firefox if you do choose to downgrade.
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Problems with an update are generally not caused by the new version of Firefox, but rather the update process. Installing a previous version will not help in most cases. Instead, see:
Note: Other problems can be solved with the Refresh Firefox feature. It restores Firefox to its default state while saving your essential information.
Ensure all security and security related software is fully updated. Some security software will need to be upgraded to a new version for each Firefox version update.
Optional software bundled with security software may also need updating. Such software may not be essential for your security, but if outdated, it may interfere with the use of Firefox, or cause Firefox to crash.
Although Mozilla has a website with old versions of Firefox for testing purposes, it is recommended that you only use the latest version.
Warning: Old Firefox versions pose a significant security risk.
Important: By default, Firefox is set for automatic updates. To prevent Firefox from automatically updating itself after you install an older version, you'll need to change your Firefox update settings: Click the menu button and select .. In the General panel, go to the Firefox Updates section.
Instead of downgrading to an older, insecure version of Firefox and changing your update settings, you should consider these alternatives:
Install Firefox Extended Support Release.Firefox Extended Support Release (ESR) is an official version of Firefox developed for large organizations like universities and businesses. Firefox ESR does not come with the latest features but it has the latest security and stability fixes. For more information, see the article Switch to Firefox Extended Support Release (ESR) for personal use.
Use the latest version of another browser:
If the latest version of Firefox is causing problems for you or you just don't like something about it, please give us feedback about it here:
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AuthorWrite something about yourself. No need to be fancy, just an overview. Archives
January 2023
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